Agent-Based Privilege Negotiation for E-commerce on World Wide Web.

Richard Au Ming Yao Mark Looi Agent-Based Privilege Negotiation for E-commerce on World Wide Web. 68-71 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2722&spage=68 2003 conf/icwe/2003 ICWE db/conf/icwe/icwe2003.html#AuYL03