There are several sources of bibliography data that can be retrieved from online. Many of these have unique identifiers that can be used retrieve specific versions of a document. A single document may have multiple unique identifiers under different namespaces. Examples of these kinds of namespaces include:
- ArXiV ID
- DOI
- PubMed ID
- [[https://en.wikipedia.org/wiki/Bibcode|Bibcode]]
Bibliography data may be stored in different kinds of metadata formats including:
- RIS
- BibTeX
- MARC
URI normalisation
- remove proxies
s/.ezprox.lib.uh.edu// - link DOIs to what they redirect to
Controlled vocabulary
- [[ORCID|https://en.wikipedia.org/wiki/ORCID]]: Open Researcher and Contributor ID
- [[GRID|https://grid.ac/]]: Global Research Identifier Database
- https://orcid.org/blog/2016/03/09/organisations-missing-link
- [[Open standards and software for bibliographies and cataloging|http://wwwsearch.sourceforge.net/bib/openbib.html]] : lists several software packages and formats for storing bibliographic data.
- [[Dublin Core|https://en.wikipedia.org/wiki/Dublin_Core]]
- [[FRBR|https://en.wikipedia.org/wiki/Functional_Requirements_for_Bibliographic_Records]]
- [[SKOS|https://en.wikipedia.org/wiki/Simple_Knowledge_Organization_System]]
- [[Tematres vocabular server|http://www.vocabularyserver.com/]]
- CrossRef API
- CiteSeer
- DBLP
- [[http://www.visionbib.com/bibliography/contents.html|Computer Vision]]
- [[http://pages.cs.wisc.edu/~anhai/projects/cimple/|Cimple]] - originally DBLife
- [[http://www.aaai.org/Library/library.php|Association for the Advancement of Artificial Intelligence library]]
- [[http://www.aclweb.org/anthology/|ACL Anthology]]
- [[HCI Bibliography : Human-Computer Interaction Resources|http://hcibib.org/]]
- [[OpenAlex|https://openalex.org/]]
http://www.loc.gov/cds/products/marcDist.php
Retractions: