db/conf/npiv/MacEachrenEHBOMFQ99.html Alan M. MacEachren Robert M. Edsall Daniel Haug Ryan Baxter George Otto Raymon Masters Sven Fuhrmann Liujian Qian Virtual Environments for Geographic Visualization: Potential and Challenges. 35-40 NPIVM1999/P035.pdf 1999 conf/npiv/99 Workshop on New Paradigms in Information Visualization and Manipulation db/conf/npiv/npivm1999.html#MacEachrenEHBOMFQ99