Hidehiko Yamamoto Etsuo Marui Hybrid Intelligent Production Simulator by GA and Its Individual Expression. 542-548 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2773&spage=542 2003 conf/kes/2003-1 KES db/conf/kes/kes2003-1.html#YamamotoM03