Hyungwoo Kang Soon Jwa Hong Dong Hoon Lee Matching Connection Pairs. 642-649 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3320&spage=642 2004 conf/pdcat/2004 PDCAT db/conf/pdcat/pdcat2004.html#KangHL04