1. W3 Consortium, “The Global Structure of an HTML Document,” (N.D.). Available: http://www.w3.org/TR/REC-html40/struct/global.html (accessed December 2, 2006).
2. Ibid.
3. Anurag Acharya, Matt Cutts, Jeffrey Dean, Paul Haahr, Monika Henzinger, Urs Hoelzle, Steve Lawrence, Karl Pfleger, Olcan Sercinoglu and Simon Tong, “Information Retrieval Based on Historical Data,” United States Patent Application 2005/0071741, Kind Code A 1.
4. “Creating Metadata that Work for Digital Libraries and Google”;Dawson;Library Review,2004
5. “How to Succeed in Promoting your Web Site: The Impact of Search Engine Registration on Retrieval of a World Wide Web Site”;Tunender;Information Technology and Libraries,1998