1. Dublin Core Qualifiers. http://www.dublincore.org/documents/2000/07/11/dcmes-qualifiers/
2. Dublin Core Metadata Element Set, Version 1.1, Reference description. http://www.dublincore.org/documents/1999/07/02/dces/
3. DMCI Type vocabulary. http://dublincore.org/documents/dcmi-type-vocabulary/
4. Food and Agricultural Organization (FAO) Cataloguing and Indexing Manual.
5. Resource Description Framework (RDF) Model and Syntax Specification. http://www.w3.org/TR/REC-rdf-syntax/
6. Metadata: standards for Retrieving WWW Documents (and Other Digitized and Non-Digitized Resources). http://www.stsci.edu/stsci/meetings/lisa3/ruschfejad.html
7. Interoperability Metadata Standard for Electronic Thesis and Dissertations- Version.03. http://ndltd.org/standards/metadata/current.html
8. Using Dublin Core. http://dublincore.org/documents/2001/04/12/usageguide/
9. Discovering Online Resources across the Humanities: A Practical Implementation of the Dublin Core. http://ahds.ac.uk/public/metadata/discovery.html
10. Dublin Core Metadata and the Cataloguing Rules. American Library Association, Committee on Cataloguing: Task Force on Metadata and the Cataloguing Rules (Final Report). http://www.ala.org/alcts/organization/ccs/ccda/tf-tei5.html.
11. The open Archives Initiative: Building a low-barrier interoperability framework. http://www.openarchives.org/documents/oai.pdf
