(Attic Area): these terms have been either deprecated from the core or extentions, or removed from pending
as not accepted into the full vocabulary.
Canonical URL: http://schema.org/issueNumber
Identifies the issue of publication; for example, "iii" or "2".
Usage: Between 10 and 100 domains
The W3C Schema Bib Extend (BibEx) group led the work to improve schema.org for bibliographic information, including terms for periodicals, articles and multi-volume works. The design was inspired in places (e.g. pageStart, pageEnd, pagination) by the Bibliographic Ontology, 'bibo'.
Schema Version 3.4