%pub-id-types;
Article/Publication Identifier Types
The @pub-id-type attribute names the type of identifier, or the organization or system that defined an identifier, for an identifier of the document or an identifier of a cited publication or other referenced object. This parameter entity holds an explicit list of values for the @pub-id-type attribute.
Model
<!ENTITY % pub-id-types "accession | ark | art-access-id | arxiv | coden | doaj | doi | handle | isbn | manuscript | medline | other | pii | pmcid | pmid | publisher-id | sici | std-designation" >