Bertrand Jeannet Thierry Jéron Vlad Rusu Elena Zinovieva Symbolic Test Selection Based on Approximate Analysis. 349-364 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3440&spage=349 2005 conf/tacas/2005 TACAS db/conf/tacas/tacas2005.html#JeannetJRZ05