Ayahiko Niimi Osamu Konishi Data Mining for Distributed Databases with Multiagents. 1412-1418 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2774&spage=1412 2003 conf/kes/2003-2 KES db/conf/kes/kes2003-2.html#NiimiK03