References
[Minton et al., 1994]
Minton, Steven; Bresina, John, and Drummond, Mark. Total-order and partial-order planning: a comparative analysis. Journal of Artificial Intelligence Research; 1994: 227-262. . <URL:http://www.cs.washington.edu/research/jair/volume2/minton94a-thml/paper.html>.
Cyberspace geography visualization - 15 October 1995
Luc Girardin, The Graduate Institute of International Studies