Keiki Takadama Yutaka L. Suematsu Norikazu Sugimoto Norberto Eiji Nawa Katsunori Shimohara Towards Verification and Validation in Multiagent-Based Systems and Simulations: Analyzing Different Learning Bargaining Agents. 26-42 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2927&spage=26 2003 conf/mabs/2003 MABS db/conf/mabs/mabs2003.html#TakadamaSSNS03