The article you have requested is not available on the AAAS Project 2061 Web site. Below is reference information for the article and information on how to view the article or obtain reprints if available.
Gu, Q., Ahmad, F., Sumner, T., Molina, F. 2004. Dynamically Generating Conceptual Browsing Interfaces for Digital Libraries Using SVG. SVG Open 2004.
Available on the SVG Open Web site at http://www.svgopen.org/2004/papers/guDynamicalVI3/