Sungwon Cho Kyoung Jun Lee Martha E. Crosby David N. Chin Evaluation of an Online Multidimensional Auction System: A Computer Simulation Investigation. 126-134 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3182&spage=126 2004 conf/ecweb/2004 EC-Web db/conf/ecweb/ecweb2004.html#ChoLCC04