Hiroshi Unno Naoki Kobayashi Akinori Yonezawa Combining type-based analysis and model checking for finding counterexamples against non-interference. 17-26 2006 PLAS http://doi.acm.org/10.1145/1134744.1134750 conf/pldi/2006plas db/conf/pldi/plas2006.html#UnnoKY06