Agent-Mediated electronic commerce. designing trading agents and mechanisms : AAMAS 2005 workshop, AMEC 2005, Utrecht, Netherlands, July 25, 2005, and IJCAI 2005 workshop, TADA 2005, Edinburgh, UK, August 1, 2005: selected and revised papers / SpringerLink (Online service), 2006 r=on-line. - Текст : электронный.