Nao Hirokawa Aart Middeldorp Automating the Dependency Pair Method. 32-46 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2741&spage=32 2003 conf/cade/2003 CADE db/conf/cade/cade2003.html#HirokawaM03