[OGC00-0040] Whiteside, A, and J. Bobbit. 2000. Recommended Definition Data for Coordinate Reference Systems and Coordinate Transformations. OGC Project Document 00-040r7.
[RFC2396] Uniform Resource Identifiers (URI): Generic Syntax. (August 1998). Available [Online]: <ftp://www.ietf.org/rfc/rfc2396.txt>
[RFC2732] Format for Literal IPv6 Addresses in URLs. (December 1999). Available [Online]: <http://www.ietf.org/rfc/rfc2732.txt>
[SVG] Scalable Vector Graphics (SVG) 1.0 Specification. W3C Candidate Recommendation (2 November 2000). Available [Online]: <http://www.w3.org/TR/2000/CR-SVG-20001102/index.html>
[VRML200x] The Virtual Reality Modeling Language. Draft International Standard ISO/IEC 14772:200x. Available [Online]: <http://www.web3d.org/TaskGroups/x3d/specification/>
[XLink] XML Linking Language (XLink) Version 1.0. W3C Proposed Recommendation (20 December 2000). Available [Online]: <http://www.w3.org./TR/xlink/>
[XMLName] Namespaces in XML. W3C Recommendation (14 January 1999). Available [Online]: <http://www.w3.org/TR/1999/REC-xml-names-19990114/>
[XMLSchema-1] XML Schema Part 1: Structures. W3C Candidate Recommendation (24 October 2000). Available [Online]: <http://www.w3.org/TR/xmlschema-1/>
[XMLSchema-2] XML Schema Part 2: Datatypes. W3C Candidate Recommendation (24 October 2000). Available [Online]: <http://www.w3.org/TR/xmlschema-2/>
[XPointer] XML Pointer Language (XPointer) Version 1.0. W3C Candidate Recommendation (7 June 2000). Available [Online]: <http://www.w3.org./TR/xptr/>