Media type: E-Article Title: Cooperative Information Systems: Multi-agent Cooperative Transactions for E-Commerce Contributor: Chen, Qiming; Dayal, Umesh imprint: Springer Berlin Heidelberg, 2000 Published in: Cooperative Information Systems Language: Not determined DOI: 10.1007/10722620_29 ISSN: 0302-9743; 1611-3349 Origination: Footnote: