Peterson, M.P., Interactive and Animated Cartography. http://maps.unomaha.edu/books/IACart/book.html

Peterson, M.P, Between Reality and Abstraction: Non-Temporal Applications of Cartographic Animation, http://maps.unomaha.edu/AnimArt/article.html

Interactive Maps, http://www.cgrer.uiowa.edu/servers/servers_references.html#interact-anim