Anglo-American cataloguing rules, second edition (AACR2) Revisions 1983. Joint Steering Committee for Revision of AACR.
American Library Association, 1984. Chicago.
Digital Library Federation homepage. http://lcweb.loc.gov/loc/ndlf/ndlfhome.html.
Dublin Core Metadata. http://purl.org/metadata/dublin_core.
Library of Congress. 1984-. Subject cataloging manual. Subject headings. Subject Cataloging Division, Processing Services.
Library of Congress. 1995. Organizing the Global Digital Library Conference. Library of Congress Digital Library Visitors' Center. December 11, 1995. gopher://marvel.loc.gov/00/loc/conf.meet/gdl.
Library of Congress. 1996. Organizing the Global Digital Library II (OGDL II) and Naming Conventions. Library of Congress, Washington, DC. May 21-22, 1996. http://lcweb.loc.gov/catdir/ogdl2/.
Library of Congress and University of Virginia. 1994. Proceedings of the Seminar on Cataloging Digital Documents. University of Virginia Library, Charlottesville and the Library of Congress. October 12-14, 1994. http://lcweb.loc.gov/catdir/semdigdocs/seminar.html.
National Digital Library Program. The Library of Congress Requests Proposals for Digital Images from Original Documents, Text Conversion and SGML-Encoding. http://memory.loc.gov/ammem/prpsal/coverpag.html.
Nagao, Makoto. Copyright in the age of digital libraries.
Nagao, Makoto. Multimedia digital library: ARIADNE.