[RFC1766]       Alvestrand, H., "Tags for the Identification of
                   Languages", RFC 1766, March 1995.

   [RFC2277]       Alvestrand, H., "IETF Policy on Character Sets and
                   Languages", BCP 18, RFC 2277, January 1998.

   [RFC2119]       Bradner, S., "Key words for use in RFCs to Indicate
                   Requirement Levels", BCP 14, RFC 2119, March 1997.

   [RFC2396]       Berners-Lee, T., Fielding, R. and L. Masinter,
                   "Uniform Resource Identifiers (URI): Generic Syntax",
                   RFC 2396, August 1998.

   [REC-XML]       T. Bray, J. Paoli, C. M. Sperberg-McQueen,
                   "Extensible Markup Language (XML)." World Wide Web
                   Consortium Recommendation REC-xml-19980210.
                   http://www.w3.org/TR/1998/REC-xml-19980210.

[REC-XML-NAMES] T. Bray, D. Hollander, A. Layman, "Namespaces in XML". World Wide Web Consortium Recommendation REC- xml-names-19990114. http://www.w3.org/TR/1999/REC- xml-names-19990114/

   [RFC2069]       Franks, J., Hallam-Baker, P., Hostetler, J., Leach,
                   P, Luotonen, A., Sink, E. and L. Stewart, "An
                   Extension to HTTP :  Digest Access Authentication",
                   RFC 2069, January 1997.

   [RFC2068]       Fielding, R., Gettys, J., Mogul, J., Frystyk, H. and
                   T. Berners-Lee, "Hypertext Transfer Protocol --
                   HTTP/1.1", RFC 2068, January 1997.

   [ISO-639]       ISO (International Organization for Standardization).
                   ISO 639:1988. "Code for the representation of names
                   of languages."

   [ISO-8601]      ISO (International Organization for Standardization).
                   ISO 8601:1988. "Data elements and interchange formats
                   - Information interchange - Representation of dates
                   and times."

   [ISO-11578]     ISO (International Organization for Standardization).
                   ISO/IEC 11578:1996. "Information technology - Open
                   Systems Interconnection - Remote Procedure Call
                   (RPC)"

   [RFC2141]       Moats, R., "URN Syntax", RFC 2141, May 1997.

   [UTF-8]         Yergeau, F., "UTF-8, a transformation format of
                   Unicode and ISO 10646", RFC 2279, January 1998.

[RFC2026] Bradner, S., "The Internet Standards Process - Revision 3", BCP 9, RFC 2026, October 1996.

[RFC1807] Lasher, R. and D. Cohen, "A Format for Bibliographic Records", RFC 1807, June 1995.

   [WF]       C. Lagoze, "The Warwick Framework: A Container
              Architecture for Diverse Sets of Metadata", D-Lib
              Magazine, July/August 1996.
              http://www.dlib.org/dlib/july96/lagoze/07lagoze.html

   [USMARC]   Network Development and MARC Standards, Office, ed. 1994.
              "USMARC Format for Bibliographic Data", 1994. Washington,
              DC: Cataloging Distribution Service, Library of Congress.

[REC-PICS] J. Miller, T. Krauskopf, P. Resnick, W. Treese, "PICS Label Distribution Label Syntax and Communication Protocols" Version 1.1, World Wide Web Consortium Recommendation REC-PICS-labels-961031.
http://www.w3.org/pub/WWW/TR/REC-PICS-labels-961031.html.

[RFC2291] Slein, J., Vitali, F., Whitehead, E. and D. Durand, "Requirements for Distributed Authoring and Versioning Protocol for the World Wide Web", RFC 2291, February 1998.

[RFC2413] Weibel, S., Kunze, J., Lagoze, C. and M. Wolf, "Dublin Core Metadata for Resource Discovery", RFC 2413, September 1998.

[RFC2376] Whitehead, E. and M. Murata, "XML Media Types", RFC 2376, July 1998.

EMail: yarong@microsoft.com

EMail: ejw@ics.uci.edu

EMail: asad@netscape.com

EMail: srcarter@novell.com

EMail: dcjensen@novell.com