Virginie Thion Serenella Cerrito Marta Cialdea Mayer A General Theorem Prover for Quantified Modal Logics. 266-280 2002 conf/tableaux/2002 TABLEAUX http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2381&spage=0266 db/conf/tableaux/tableaux2002.html#ThionCM02