Shih-Fen Cheng Michael P. Wellman Dennis G. Perry Market-Based Resource Allocation for Information-Collection Scenarios. 33-47 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3012&spage=33 2003 conf/mamus/2003 MAMUS db/conf/mamus/mamus2003.html#ChengWP03