<source>

A bibliographic description of a source used in the creation of the electronic file.
Module
MEI.header
Attributes
analog, auth, auth.uri, class, codedval, comptype, copyof, corresp, data, evaluate, follows, label, n, next, precedes, prev, recordtype, resp, sameas, synch, target, targettype, type, xlink:actuate, xlink:role, xlink:show, xml:base, xml:id
analog(optional)Contains a reference to a field or element in another descriptive encoding system to which this MEI element is comparable. Value is plain text.
auth(optional)A name or label associated with a controlled vocabulary or other authoritative source for this element or its content. Value is plain text.
auth.uri(optional)A web-accessible location of the controlled vocabulary or other authoritative source of identification or definition for this element or its content. This attribute may contain a complete URI or a partial URI which is completed by the value of the codedval attribute. Value conforms to data.URI.
class(optional)Contains one or more URIs which denote classification terms that apply to the entity bearing this attribute. One or more values from data.URI, separated by spaces.
codedval(optional)A value that represents or identifies other data. Often, it is a primary key in the database or a unique value in the coded list identified by the auth or auth.uri attributes. One or more values of datatype NMTOKEN, separated by spaces.
comptype(optional) Allowed values are: "constituent" (A physical and logical part of entity.), "boundwith" (A physical, but not logical component of the entity, usually included as part of the binding process.), "separated" (A logical component of the entity physically held elsewhere.)
copyof(optional)Points to an element of which the current element is a copy. Value conforms to data.URI.
corresp(optional)Used to point to other elements that correspond to this one in a generic fashion. One or more values from data.URI, separated by spaces.
data(optional)Used to link metadata elements to one or more data-containing elements. One or more values from data.URI, separated by spaces.
evaluate(optional)Specifies the intended meaning when a participant in a relationship is itself a pointer. Allowed values are: "all" (If an element pointed to is itself a pointer, then the target of that pointer will be taken, and so on, until an element is found which is not a pointer.), "one" (If an element pointed to is itself a pointer, then its target (whether a pointer or not) is taken as the target of this pointer.), "none" (No further evaluation of targets is carried out beyond that needed to find the element(s) specified in plist or target attribute.)
follows(optional)points to one or more events in a user-defined collection that are known to be predecessors of the current element. One or more values from data.URI, separated by spaces.
label(optional)Captures text to be used to generate a label for the element to which it's attached, a "tool tip" or prefatory text, for example. Should not be used to record document content. Value is plain text.
n(optional)Provides a number-like designation that indicates an element's position in a sequence of similar elements. May not contain space characters. Value conforms to data.WORD.
next(optional)Used to point to the next event(s) in a user-defined collection. One or more values from data.URI, separated by spaces.
precedes(optional)Points to one or more events in a user-defined collection that are known to be successors of the current element. One or more values from data.URI, separated by spaces.
prev(optional)Points to the previous event(s) in a user-defined collection. One or more values from data.URI, separated by spaces.
recordtype Allowed values are: "a" (Language material.), "c" (Notated music.), "d" (Manuscript notated music.), "e" (Non-manuscript cartographic material.), "f" (Manuscript cartographic material.), "g" (Projected medium.), "i" (Nonmusical sound recording.), "j" (Musical sound recording.), "k" (Two-dimensional nonprojectable graphic.), "m" (Computer file.), "o" (Kit.), "p" (Mixed materials.), "r" (Three-dimensional artifact or naturally occurring object.), "t" (Manuscript language material. )
resp(optional)Indicates the agent(s) responsible for some aspect of the text's transcription, editing, or encoding. Its value must point to one or more identifiers declared in the document header. One or more values from data.URI, separated by spaces.
sameas(optional)Points to an element that is the same as the current element but is not a literal copy of the current element. One or more values from data.URI, separated by spaces.
synch(optional)Points to elements that are synchronous with the current element. One or more values from data.URI, separated by spaces.
target(optional)Identifies passive participants in a relationship; that is, the entities pointed "to". One or more values from data.URI, separated by spaces.
targettype(optional)Characterization of target resource(s) using any convenient classification scheme or typology. Value is a NMTOKEN.
type(optional)Designation which characterizes the element in some sense, using any convenient classification scheme or typology that employs single-token labels. One or more values of datatype NMTOKEN, separated by spaces.
xlink:actuate(optional)Defines whether a link occurs automatically or must be requested by the user. Allowed values are: "onLoad" (Load the target resource(s) immediately.), "onRequest" (Load the target resource(s) upon user request.), "none" (Do not permit loading of the target resource(s).), "other" (Behavior other than allowed by the other values of this attribute.)
xlink:role(optional)Characterization of the relationship between resources. The value of the role attribute must be a URI. Value conforms to data.URI.
xlink:show(optional)Defines how a remote resource is rendered. Allowed values are: "new" (Open in a new window.), "replace" (Load the referenced resource in the same window.), "embed" (Embed the referenced resource at the point of the link.), "none" (Do not permit traversal to the referenced resource.), "other" (Behavior other than permitted by the other values of this attribute.)
xml:base(optional)Provides a base URI reference with which applications can resolve relative URI references into absolute URI references. Value conforms to data.URI.
xml:id(optional)Regularizes the naming of an element and thus facilitates building links between it and other resources. Each id attribute within a document must have a unique value. Value is a valid xml:id.
(MEI.shared) Attributes common to many elements.
(MEI.shared) Attributes that form the basis of the att.common class.
xml:base(optional)Provides a base URI reference with which applications can resolve relative URI references into absolute URI references. Value conforms to data.URI.
(MEI.shared) Attributes that uniquely identify an element.
xml:id(optional)Regularizes the naming of an element and thus facilitates building links between it and other resources. Each id attribute within a document must have a unique value. Value is a valid xml:id.
(MEI.shared)
label(optional)Captures text to be used to generate a label for the element to which it's attached, a "tool tip" or prefatory text, for example. Should not be used to record document content. Value is plain text.
(MEI.shared) Attributes that specify element-to-element relationships.
copyof(optional)Points to an element of which the current element is a copy. Value conforms to data.URI.
corresp(optional)Used to point to other elements that correspond to this one in a generic fashion. One or more values from data.URI, separated by spaces.
follows(optional)points to one or more events in a user-defined collection that are known to be predecessors of the current element. One or more values from data.URI, separated by spaces.
next(optional)Used to point to the next event(s) in a user-defined collection. One or more values from data.URI, separated by spaces.
precedes(optional)Points to one or more events in a user-defined collection that are known to be successors of the current element. One or more values from data.URI, separated by spaces.
prev(optional)Points to the previous event(s) in a user-defined collection. One or more values from data.URI, separated by spaces.
sameas(optional)Points to an element that is the same as the current element but is not a literal copy of the current element. One or more values from data.URI, separated by spaces.
synch(optional)Points to elements that are synchronous with the current element. One or more values from data.URI, separated by spaces.
(MEI.shared) Attributes used to supply a number-like designation for an element.
n(optional)Provides a number-like designation that indicates an element's position in a sequence of similar elements. May not contain space characters. Value conforms to data.WORD.
(MEI.shared) Attributes capturing information regarding responsibility for some aspect of the text's creation, transcription, editing, or encoding.
resp(optional)Indicates the agent(s) responsible for some aspect of the text's transcription, editing, or encoding. Its value must point to one or more identifiers declared in the document header. One or more values from data.URI, separated by spaces.
(MEI.shared) Attributes which can be used to classify features.
type(optional)Designation which characterizes the element in some sense, using any convenient classification scheme or typology that employs single-token labels. One or more values of datatype NMTOKEN, separated by spaces.
(MEI.shared) Attributes which can be used to classify features.
class(optional)Contains one or more URIs which denote classification terms that apply to the entity bearing this attribute. One or more values from data.URI, separated by spaces.
(MEI.shared) Attributes that describe the source of a controlled value.
auth(optional)A name or label associated with a controlled vocabulary or other authoritative source for this element or its content. Value is plain text.
auth.uri(optional)A web-accessible location of the controlled vocabulary or other authoritative source of identification or definition for this element or its content. This attribute may contain a complete URI or a partial URI which is completed by the value of the codedval attribute. Value conforms to data.URI.
(MEI.shared) Attributes that can be used to associate a representation such as a name or title with canonical information about the object being named or referenced.
codedval(optional)A value that represents or identifies other data. Often, it is a primary key in the database or a unique value in the coded list identified by the auth or auth.uri attributes. One or more values of datatype NMTOKEN, separated by spaces.
(MEI.shared) Bibliographic attributes.
analog(optional)Contains a reference to a field or element in another descriptive encoding system to which this MEI element is comparable. Value is plain text.
(MEI.msDesc) Attributes that express the relationship between a component and its host.
comptype(optional) Allowed values are: "constituent" (A physical and logical part of entity.), "boundwith" (A physical, but not logical component of the entity, usually included as part of the binding process.), "separated" (A logical component of the entity physically held elsewhere.)
(MEI.shared) Attributes for linking metadata to data.
data(optional)Used to link metadata elements to one or more data-containing elements. One or more values from data.URI, separated by spaces.
(MEI.shared) Attributes common to all pointing/linking elements.
xlink:actuate(optional)Defines whether a link occurs automatically or must be requested by the user. Allowed values are: "onLoad" (Load the target resource(s) immediately.), "onRequest" (Load the target resource(s) upon user request.), "none" (Do not permit loading of the target resource(s).), "other" (Behavior other than allowed by the other values of this attribute.)
xlink:role(optional)Characterization of the relationship between resources. The value of the role attribute must be a URI. Value conforms to data.URI.
xlink:show(optional)Defines how a remote resource is rendered. Allowed values are: "new" (Open in a new window.), "replace" (Load the referenced resource in the same window.), "embed" (Embed the referenced resource at the point of the link.), "none" (Do not permit traversal to the referenced resource.), "other" (Behavior other than permitted by the other values of this attribute.)
target(optional)Identifies passive participants in a relationship; that is, the entities pointed "to". One or more values from data.URI, separated by spaces.
targettype(optional)Characterization of target resource(s) using any convenient classification scheme or typology. Value is a NMTOKEN.
(MEI.header) Attributes that define the characteristics and components of the bibliographic description.
recordtype Allowed values are: "a" (Language material.), "c" (Notated music.), "d" (Manuscript notated music.), "e" (Non-manuscript cartographic material.), "f" (Manuscript cartographic material.), "g" (Projected medium.), "i" (Nonmusical sound recording.), "j" (Musical sound recording.), "k" (Two-dimensional nonprojectable graphic.), "m" (Computer file.), "o" (Kit.), "p" (Mixed materials.), "r" (Three-dimensional artifact or naturally occurring object.), "t" (Manuscript language material. )
(MEI.shared) Attributes that deal with resolution of values in plist or target attributes.
evaluate(optional)Specifies the intended meaning when a participant in a relationship is itself a pointer. Allowed values are: "all" (If an element pointed to is itself a pointer, then the target of that pointer will be taken, and so on, until an element is found which is not a pointer.), "one" (If an element pointed to is itself a pointer, then its target (whether a pointer or not) is taken as the target of this pointer.), "none" (No further evaluation of targets is carried out beyond that needed to find the element(s) specified in plist or target attribute.)
Metadata header component declarations.
recordtype Allowed values are: "a" (Language material.), "c" (Notated music.), "d" (Manuscript notated music.), "e" (Non-manuscript cartographic material.), "f" (Manuscript cartographic material.), "g" (Projected medium.), "i" (Nonmusical sound recording.), "j" (Musical sound recording.), "k" (Two-dimensional nonprojectable graphic.), "m" (Computer file.), "o" (Kit.), "p" (Mixed materials.), "r" (Three-dimensional artifact or naturally occurring object.), "t" (Manuscript language material. )
Manuscript description component declarations.
comptype(optional) Allowed values are: "constituent" (A physical and logical part of entity.), "boundwith" (A physical, but not logical component of the entity, usually included as part of the binding process.), "separated" (A logical component of the entity physically held elsewhere.)
Component declarations that are shared between two or more modules.
analog(optional)Contains a reference to a field or element in another descriptive encoding system to which this MEI element is comparable. Value is plain text.
auth(optional)A name or label associated with a controlled vocabulary or other authoritative source for this element or its content. Value is plain text.
auth.uri(optional)A web-accessible location of the controlled vocabulary or other authoritative source of identification or definition for this element or its content. This attribute may contain a complete URI or a partial URI which is completed by the value of the codedval attribute. Value conforms to data.URI.
class(optional)Contains one or more URIs which denote classification terms that apply to the entity bearing this attribute. One or more values from data.URI, separated by spaces.
codedval(optional)A value that represents or identifies other data. Often, it is a primary key in the database or a unique value in the coded list identified by the auth or auth.uri attributes. One or more values of datatype NMTOKEN, separated by spaces.
copyof(optional)Points to an element of which the current element is a copy. Value conforms to data.URI.
corresp(optional)Used to point to other elements that correspond to this one in a generic fashion. One or more values from data.URI, separated by spaces.
data(optional)Used to link metadata elements to one or more data-containing elements. One or more values from data.URI, separated by spaces.
evaluate(optional)Specifies the intended meaning when a participant in a relationship is itself a pointer. Allowed values are: "all" (If an element pointed to is itself a pointer, then the target of that pointer will be taken, and so on, until an element is found which is not a pointer.), "one" (If an element pointed to is itself a pointer, then its target (whether a pointer or not) is taken as the target of this pointer.), "none" (No further evaluation of targets is carried out beyond that needed to find the element(s) specified in plist or target attribute.)
follows(optional)points to one or more events in a user-defined collection that are known to be predecessors of the current element. One or more values from data.URI, separated by spaces.
label(optional)Captures text to be used to generate a label for the element to which it's attached, a "tool tip" or prefatory text, for example. Should not be used to record document content. Value is plain text.
n(optional)Provides a number-like designation that indicates an element's position in a sequence of similar elements. May not contain space characters. Value conforms to data.WORD.
next(optional)Used to point to the next event(s) in a user-defined collection. One or more values from data.URI, separated by spaces.
precedes(optional)Points to one or more events in a user-defined collection that are known to be successors of the current element. One or more values from data.URI, separated by spaces.
prev(optional)Points to the previous event(s) in a user-defined collection. One or more values from data.URI, separated by spaces.
resp(optional)Indicates the agent(s) responsible for some aspect of the text's transcription, editing, or encoding. Its value must point to one or more identifiers declared in the document header. One or more values from data.URI, separated by spaces.
sameas(optional)Points to an element that is the same as the current element but is not a literal copy of the current element. One or more values from data.URI, separated by spaces.
synch(optional)Points to elements that are synchronous with the current element. One or more values from data.URI, separated by spaces.
target(optional)Identifies passive participants in a relationship; that is, the entities pointed "to". One or more values from data.URI, separated by spaces.
targettype(optional)Characterization of target resource(s) using any convenient classification scheme or typology. Value is a NMTOKEN.
type(optional)Designation which characterizes the element in some sense, using any convenient classification scheme or typology that employs single-token labels. One or more values of datatype NMTOKEN, separated by spaces.
xlink:actuate(optional)Defines whether a link occurs automatically or must be requested by the user. Allowed values are: "onLoad" (Load the target resource(s) immediately.), "onRequest" (Load the target resource(s) upon user request.), "none" (Do not permit loading of the target resource(s).), "other" (Behavior other than allowed by the other values of this attribute.)
xlink:role(optional)Characterization of the relationship between resources. The value of the role attribute must be a URI. Value conforms to data.URI.
xlink:show(optional)Defines how a remote resource is rendered. Allowed values are: "new" (Open in a new window.), "replace" (Load the referenced resource in the same window.), "embed" (Embed the referenced resource at the point of the link.), "none" (Do not permit traversal to the referenced resource.), "other" (Behavior other than permitted by the other values of this attribute.)
xml:base(optional)Provides a base URI reference with which applications can resolve relative URI references into absolute URI references. Value conforms to data.URI.
xml:id(optional)Regularizes the naming of an element and thus facilitates building links between it and other resources. Each id attribute within a document must have a unique value. Value is a valid xml:id.
Member of
(source isn't member of any model class)
Contained by
sourceDescA bibliographic description of a source used in the creation of the electronic file.
Metadata header component declarations.
sourceDesc(source description) – A container for the descriptions of the source(s) used in the creation of the electronic file.
May Contain
locusA bibliographic description of a source used in the creation of the electronic file.
locusGrpA bibliographic description of a source used in the creation of the electronic file.
(MEI.shared) Groups elements containing a bibliographic description.
biblGroups elements containing a bibliographic description.
biblStructGroups elements containing a bibliographic description.
(MEI.shared) Groups elements used to provide a heading at the start of a text division or other markup component.
headGroups elements used to provide a heading at the start of a text division or other markup component.
Manuscript description component declarations.
locusDefines a location within a manuscript or manuscript component, usually as a (possibly discontinuous) sequence of folio references.
locusGrp(locus group) – Groups locations which together form a distinct but discontinuous item within a manuscript or manuscript part, according to a specific foliation.
Component declarations that are shared between two or more modules.
bibl(bibliographic reference) – Provides a loosely-structured bibliographic citation in which the sub-components may or may not be explicitly marked.
biblStruct(structured bibliographic citation) – Contains a bibliographic citation in which bibliographic sub-elements must appear in a specified order.
head(heading) – Contains any heading, for example, the title of a section of text, or the heading of a list.
Remarks

This element contains, or references via its target attribute, a description of a source used in the creation of the electronic file. For description of a physical embodiment of an expression of a work use the manifestation element.The data attribute may be used to reference one or more musical features found in the content of this particular source.This element is modelled on elements in the Text Encoding Initiative (TEI) and Encoded Archival Description (EAD) standards.

Constraints
@target attribute should have content.
Each value in @target should correspond to the @xml:id attribute of a source or manifestation element or be an external URI.
<sch:rule context="mei:source/@target">
<sch:assert role="warning" test="not(normalize-space(.) eq '')">@target attribute should have content.</sch:assert>
<sch:assert role="warning" test="every $i in tokenize(., '\s+') satisfies substring($i,2)=//mei:*[local-name() eq 'source' or local-name() eq 'manifestation']/@xml:id or matches($i, '^([a-z]+://|\.{1,2}/)')">Each value in @target should correspond to the @xml:id attribute of a source or manifestation element or be an external URI.</sch:assert>
</sch:rule>
Declaration
<elementSpec ident="source" module="MEI.header">
<desc>A bibliographic description of a source used in the creation of the electronic file.</desc>
<classes>
<memberOf key="att.common"/>
<memberOf key="att.authorized"/>
<memberOf key="att.bibl"/>
<memberOf key="att.componentType"/>
<memberOf key="att.dataPointing"/>
<memberOf key="att.pointing"/>
<memberOf key="att.recordType"/>
<memberOf key="att.targetEval"/>
</classes>
<content>
<rng:zeroOrMore>
<rng:ref name="model.headLike" />
</rng:zeroOrMore>
<rng:zeroOrMore>
<rng:choice>
<rng:ref name="locus" />
<rng:ref name="locusGrp" />
</rng:choice>
</rng:zeroOrMore>
<rng:zeroOrMore>
<rng:choice>
<rng:ref name="model.biblLike" />
</rng:choice>
</rng:zeroOrMore>
</content>
<constraintSpec ident="check_source_target" scheme="schematron">
<constraint>
<sch:rule context="mei:source/@target">
<sch:assert role="warning" test="not(normalize-space(.) eq '')">@target attribute should have content.</sch:assert>
<sch:assert role="warning" test="every $i in tokenize(., '\s+') satisfies substring($i,2)=//mei:*[local-name() eq 'source' or local-name() eq 'manifestation']/@xml:id or matches($i, '^([a-z]+://|\.{1,2}/)')">Each value in @target should correspond to the @xml:id attribute of a source or manifestation element or be an external URI.</sch:assert>
</sch:rule>
</constraint>
</constraintSpec>
<remarks>
<p>This element contains, or references via its
<att>target</att>
attribute, a description of a source used in the creation of the electronic file. For description of a physical embodiment of an expression of a work use the
<gi scheme="MEI">manifestation</gi>
element.</p>
<p>The
<att>data</att>
attribute may be used to reference one or more musical features found in the content of this particular source.</p>
</remarks>
<remarks>
<p>This element is modelled on elements in the Text Encoding Initiative (TEI) and Encoded Archival Description (EAD) standards.</p>
</remarks>
</elementSpec>