[RFC1630] T. Berners-Lee, "Universal Resource Identifiers in WWW", Request for Comments 1630, Internet Engineering Task Force,  June 1994. USIN: RDNS(IETF.ORG)/RFC:1630 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:1630

[RFC1736] J. Kunze, "Functional Recommendations for Internet Resource Locators", Request for Comments 1736, Internet Engineering Task Force, February 1995. USIN: RDNS(IETF.ORG)/RFC:1736 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:1736

[RFC1737] K. Sollins and L. Masinter. "Functional Requirements for Uniform Resource Names," Request for Comments 1737, Internet Engineering Task Force, December 1994. USIN: RDNS(ietf.org)/RFC:1737 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:1737

[RFC1808] R. Fielding, "Relative Uniform Resource Locators", Request for Comments 1808, Internet Engineering Task Force,June 1995. USIN: RDNS(IETF.ORG)/RFC:1808 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:1808

[RFC2141] R. Moats, "URN Syntax", Request for Comments  2141, Internet Engineering Task Force, June 1997. USIN: RDNS(IETF.ORG)/RFC:2141 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2141

[RFC2168] R. Daniel and M. Mealling, "Resolution of Uniform Resource Identifiers", Request for Comments  2168, Internet Engineering Task Force, June 1997. USIN: RDNS(IETF.ORG)/RFC:2168 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2168

[RFC2169] R. Daniel, "A Trivial Convention for using HTTP in URN Resolution", Request for Comments  2169, Internet Engineering Task Force,  June 1997. USIN: RDNS(IETF.ORG)/RFC:2169 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2169

[RFC2219] M. Hamilton and R. Wright. "Use of DNS Aliases for Network Services," Request for Comments 2219, Internet Engineering Task Force, October 1997. USIN: RDNS(ietf.org)/RFC:2219 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2219

[RFC2276] K. Sollins. "Architectural Principles of Uniform Resource Name Resolution," Request for Comments 2276, Internet Engineering Task Force, January 1998. USIN: RDNS(ietf.org)/RFC:2276 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2276

[RFC2288] C. Lynch and C. Preston and R. Daniel, "Using Existing Bibliographic Identifiers", Request for Comments 2288, Internet Engineering Task Force,  February 1998. USIN: RDNS(IETF.ORG)/RFC:2288 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2288

[RFC2396] T. Berners-Lee, R. Fielding and L. Masinter. "Uniform Resource Identifiers (URI): Generic Syntax," Request for Comments 2396, Internet Engineering Task Force, August 1998. USIN: RDNS(ietf.org)/RFC:2396 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2396

[RFC2413] S. Weibel, J. Kunze, C. Lagoze and M. Wolf. "Dublin Core Metadata for Resource Discovery," Request for Comments 2413, Internet Engineering Task Force, September 1998. USIN: RDNS(ietf.org)/RFC:2413 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2413

[RFC2483] M. Mealling and R. Daniel, Jr., "URI Resolution Services", Request for Comments 2483, Internet Engineering Task Force, January 1999. USIN: RDNS(IETF.ORG)/RFC:2483 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2483

[RFC2611] L. Daigle, D. van Gulik, R. Iannella, P. Faltstrom. "URN Namespace Definition Mechanisms," Request for Comments 2611, Internet Engineering Task Force, June 1999. USIN: RDNS(ietf.org)/RFC:2611 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2611

[RFC2616] R. Fielding, J. Gettys, J. Mogul, H. Frystyk, L. Masinter, P. Leach, and T. Berners-Lee. "Hypertext Transfer Protocol -- HTTP/1.1," Request for Comments 2616, Internet Engineering Task Force, June 1999. USIN: RDNS(ietf.org)/RFC:2616 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2616

[RFC2648] R. Moats, "A URN Namespace for IETF Documents", Request for Comments 2648, Internet Engineering Task Force, August 1999. USIN: RDNS(IETF.ORG)/RFC:2648 http://usin.org/bibp1.0/resolve?usin=RDNS(IETF.ORG)/RFC:2648