APÉNDICE A: Definición del tipo de documento (DTD) del AGRIS

<!-- Namespaces URIs declarations -->
<!ENTITY agsns "http://purl.org/agmes/1.1/">
<!ENTITY dcns "http://purl.org/dc/elements/1.1/">
<!ENTITY aglsns "http://www.naa.gov.au/recordkeeping/gov_online/agls/1.2">
<!ENTITY dctermsns "http://purl.org/dc/terms/">
<!-- Convenience entities for XML namespace declarations -->
<!ENTITY % agsnsdecl "xmlns:ags CDATA #FIXED &quot;&agsns;&quot;">
<!ENTITY % dcnsdecl "xmlns:dc CDATA #FIXED &quot;&dcns;&quot;">
<!ENTITY % aglsnsdecl "xmlns:agls CDATA #FIXED &quot;&aglsns;&quot;">
<!ENTITY % dctermsnsdecl "xmlns:dcterms CDATA #FIXED &quot;&dctermsns;&quot;">
<!-- The root element -->
<!ELEMENT ags:resources (ags:resource+)>
<!ATTLIST ags:resource
ags:ARN ID #REQUIRED>
<!ELEMENT ags:resource (dc:title+, dc:creator*, dc:publisher*, dc:date+, dc:subject+, dc:description*, dc:identifier*, dc:type*, dc:format*, dc:language+, dc:relation*, agls:availability+, dc:source?, dc:coverage*, dc:rights*, ags:citation*)>
<!-- ELEMENT title -->
<!ELEMENT dc:title (#PCDATA | dcterms:alternative)*>
<!ATTLIST dc:title
xml:lang CDATA #REQUIRED>
<!ELEMENT dcterms:alternative (#PCDATA)>
<!ATTLIST dcterms:alternative
xml:lang CDATA #IMPLIED>
<!-- ELEMENT creator -->
<!ELEMENT dc:creator (ags:creatorPersonal | ags:creatorCorporate | ags:creatorConference)*>
<!ELEMENT ags:creatorPersonal (#PCDATA)>
<!ELEMENT ags:creatorCorporate (#PCDATA)>
<!ELEMENT ags:creatorConference (#PCDATA)>
<!-- ELEMENT publisher -->
<!ELEMENT dc:publisher (ags:publisherName | ags:publisherPlace)*>
<!ELEMENT ags:publisherName (#PCDATA)>
<!ELEMENT ags:publisherPlace (#PCDATA)>
<!-- ELEMENT date -->
<!ELEMENT dc:date (dcterms:dateIssued)>
<!ELEMENT dcterms:dateIssued (#PCDATA)>
<!ATTLIST dcterms:dateIssued
scheme (dcterms:W3CDTF) #IMPLIED>
<!-- ELEMENT subject -->
<!ELEMENT dc:subject (#PCDATA | ags:subjectClassification | ags:subjectThesaurus)*>
<!ATTLIST dc:subject
xml:lang CDATA #IMPLIED>
<!ELEMENT ags:subjectClassification (#PCDATA)>
<!ATTLIST ags:subjectClassification
scheme (ags:ASC | ags:CABC | dcterms:DDC | dcterms:LCC | dcterms:UDC | ags:ASFAC) #REQUIRED>
<!ELEMENT ags:subjectThesaurus (#PCDATA)>
<!ATTLIST ags:subjectThesaurus
xml:lang CDATA #IMPLIED
scheme (ags:CABT | ags:AGROVOC | ags:NALT | ags:ASFAT | dcterms:LCSH | dcterms:MeSH) #REQUIRED>
<!-- ELEMENT description -->
<!ELEMENT dc:description (ags:descriptionNotes | ags:descriptionEdition | dcterms:abstract)*>
<!ELEMENT ags:descriptionNotes (#PCDATA)>
<!ELEMENT ags:descriptionEdition (#PCDATA)>
<!ELEMENT dcterms:abstract (#PCDATA)>
<!ATTLIST dcterms:abstract
xml:lang CDATA #IMPLIED>
<!-- ELEMENT identifier -->
<!ELEMENT dc:identifier (#PCDATA)>
<!ATTLIST dc:identifier
scheme (ags:IPC | ags:RN | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:DOI) #IMPLIED
<!-- ELEMENT type -->
<!ELEMENT dc:type (#PCDATA)>
<!ATTLIST dc:type
scheme (dcterms:DCMIType) #IMPLIED>
<!-- ELEMENT format -->
<!ELEMENT dc:format (dcterms:extent | dcterms:medium)*>
<!ELEMENT dcterms:extent (#PCDATA)>
<!ELEMENT dcterms:medium (#PCDATA)>
<!ATTLIST dcterms:medium
scheme (dcterms:IMT) #IMPLIED>
<!-- ELEMENT language -->
<!ELEMENT dc:language (#PCDATA)>
<!ATTLIST dc:language
scheme (ags:ISO639-1 | dcterms:ISO639-2) #IMPLIED>
<!-- ELEMENT relation -->
<!ELEMENT dc:relation (dcterms:isPartOf | dcterms:hasPart | dcterms:isVersionOf | dcterms:hasVersion | dcterms:isFormatOf | dcterms:hasFormat | dcterms:references | dcterms:isReferencedBy | dcterms:isRequiredBy | dcterms:requires | dcterms:isReplacedBy | dcterms:replaces | ags:relationHasTranslation | ags:relationIsTranslationOf)*>
<!ELEMENT dcterms:isPartOf (#PCDATA)>
<!ATTLIST dcterms:isPartOf
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:hasPart (#PCDATA)>
<!ATTLIST dcterms:hasPart
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:isVersionOf (#PCDATA)>
<!ATTLIST dcterms:isVersionOf
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:hasVersion (#PCDATA)>
<!ATTLIST dcterms:hasVersion
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:isFormatOf (#PCDATA)>
<!ATTLIST dcterms:isFormatOf
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:hasFormat (#PCDATA)>
<!ATTLIST dcterms:hasFormat
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:references (#PCDATA)>
<!ATTLIST dcterms:references
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:isReferencedBy (#PCDATA)>
<!ATTLIST dcterms:isReferencedBy
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:isRequiredBy (#PCDATA)>
<!ATTLIST dcterms:isRequiredBy
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:requires (#PCDATA)>
<!ATTLIST dcterms:requires
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:isReplacedBy (#PCDATA)>
<!ATTLIST dcterms:isReplacedBy
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT dcterms:replaces (#PCDATA)>
<!ATTLIST dcterms:replaces
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT ags:relationHasTranslation (#PCDATA)>
<!ATTLIST ags:relationHasTranslation
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!ELEMENT ags:relationIsTranslationOf (#PCDATA)>
<!ATTLIST ags:relationIsTranslationOf
scheme (ags:IPC | ags:PN | ags:ISBN | ags:JN | dcterms:URI | ags:RN | ags:DOI) #REQUIRED>
<!-- ELEMENT availability -->
<!ELEMENT agls:availability (ags:availabilityLocation, ags:availabilityNumber)*>
<!ELEMENT ags:availabilityLocation (#PCDATA)>
<!ELEMENT ags:availabilityNumber (#PCDATA)>
<!-- ELEMENT source -->
<!ELEMENT dc:source (#PCDATA)>
<!-- ELEMENT coverage -->
<!ELEMENT dc:coverage (#PCDATA | dcterms:spatial | dcterms:temporal)*>
<!ELEMENT dcterms:spatial (#PCDATA)>
<!ATTLIST dcterms:spatial
scheme (dcterms:Point | dcterms:ISO3166 | dcterms:TGN | dcterms:Box) #IMPLIED>
<!ELEMENT dcterms:temporal (#PCDATA)>
<!ATTLIST dcterms:temporal
scheme (dcterms:Period | dcterms:W3CDTF) #IMPLIED>
<!-- ELEMENT rights -->
<!ELEMENT dc:rights (#PCDATA | ags:rightsStatement | ags:rightsTermsOfUse)*>
<!ELEMENT ags:rightsStatement (#PCDATA)>
<!ELEMENT ags:rightsTermsOfUse (#PCDATA)>
<!-- ELEMENT citation -->
<!ELEMENT ags:citation (ags:citationTitle | ags:citationIdentifier | ags:citationNumber | ags:citationChronology)*>
<!ELEMENT ags:citationTitle (#PCDATA)>
<!ATTLIST ags:citationTitle
xml:lang CDATA #IMPLIED>
<!ELEMENT ags:citationIdentifier (#PCDATA)>
<!ATTLIST ags:citationIdentifier
scheme (ags:ISSN | ags:CODEN) #REQUIRED>
<!ELEMENT ags:citationNumber (#PCDATA)>
<!ELEMENT ags:citationChronology (#PCDATA)>