Amine Chohra Arash Bahrammirzaee Kurosh Madani Social and Cognitive System for Learning Negotiation Strategies with Incomplete Information. 610-618 2009 IWANN (1) http://dx.doi.org/10.1007/978-3-642-02478-8_77 conf/iwann/2009-1 db/conf/iwann/iwann2009-1.html#ChohraBM09