Edmund M. Clarke Orna Grumberg Muralidhar Talupur Dong Wang Making Predicate Abstraction Efficient: How to Eliminate Redundant Predicates. 126-140 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2725&spage=126 2003 conf/cav/2003 CAV db/conf/cav/cav2003.html#ClarkeGTW03