A Logic-Based Tools for Negotiation Support. - Stan Matwin; Stan Szpakowicz; Gregory E. Kersten; Wojtek Michalowski; Zbig Koperczak (SLP, 1987)

NEGOPLAN: An Inference-Based Negotiation Support Tool. - Stan Matwin; Stan Szpakowicz; Zbig Koperczak (IFIP Congress, 1989)

Negoplan: an expert system shell for negotiation support. - Stan Matwin; Stan Szpakowicz; Zbig Koperczak; Gregory E. Kersten; Wojtek Michalowski (IEEE Expert, 1989)