Keiko Shimazu Atsuhito Momma Koichi Furukawa Discovering Exceptional Information from Customer Inquiry by Association Rule Miner. 269-282 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2843&spage=269 2003 conf/dis/2003 Discovery Science db/conf/dis/dis2003.html#ShimazuMF03