@INPROCEEDINGS{frank-aaai98, 
 AUTHOR       = "Frank, I. and Basin, D. and Matsubara, H.", 
 TITLE        = "Finding Optimal Strategies for Imperfect Information  
                 Games", 
 BOOKTITLE    = "Proceedings of AAAI-98", 
 PAGES        = "500--507", 
 YEAR         = "1998", 
}