Berners-Lee, T., "Hypertext Transfer Protocol (HTTP)", CERN, December 1991, as updated from time to time, <ftp://info.cern.ch/pub/www/doc/http-spec.txt>
Crocker, D., "Standard for ARPA Internet Text Messages" STD 11, RFC 822, UDel, August 1982.
Davis, F, et al., "WAIS Interface Protocol: Prototype Functional Specification", Thinking Machines Corporation, April 23, 1990. <ftp://quake.think.com/pub/wais/doc/protspec.txt>
International Standards Organization, Information and Documentation - Search and Retrieve Application Protocol Specification for open Systems Interconnection, ISO-10163.
Horton, M., and R. Adams, "Standard for Interchange of USENET messages", RFC 1036, AT&T Bell Laboratories, Center for Seismic Studies, December 1987.
Huitema, C., "Naming: strategies and techniques", Computer Networks and ISDN Systems 23 (1991) 107-110.
Kahle, B., "Document Identifiers, or International Standard Book Numbers for the Electronic Age", <ftp://quake.think.com/pub/wais/doc/doc-ids.txt>
Kantor, B., and P. Lapsley, Kantor, B., and P. Lapsley, "Network News Transfer Protocol", RFC 977, UC San Diego & UC Berkeley, February 1986. <ftp://ds.internic.net/rfc/rfc977.txt>
Kunze, J., "Requirements for URLs", Work in Progress.
Lynch, C., Coalition for Networked Information: "Workshop on ID and Reference Structures for Networked Information", November 1991. See <wais://quake.think.com/wais-discussion-archives?lynch>
Mockapetris, P., "Domain Names - Concepts and Facilities", STD 13, RFC 1034, USC/Information Sciences Institute, November 1987, <ftp://ds.internic.net/rfc/rfc1034.txt>
Neuman, B. Clifford, "Prospero: A Tool for Organizing Internet Resources", Electronic Networking: Research, Applications and Policy, Vol 1 No 2, Meckler Westport CT USA, 1992. See also <ftp://prospero.isi.edu/pub/prospero/oir.ps>
Postel, J., and J. Reynolds, "File Transfer Protocol (FTP)", STD 9, RFC 959, USC/Information Sciences Institute, October 1985. <ftp://ds.internic.net/rfc/rfc959.txt>
Sollins, K., and L. Masinter, "Requiremnets for URNs", Work in Progress.
Yeong, W., "Towards Networked Information Retrieval", Technical report 91-06-25-01, June 1991, Performance Systems International, Inc. <ftp://uu.psi.com/wp/nir.txt>
Yeong, W., "Representing Public Archives in the Directory", Work in Progress, November 1991, now expired.