Himanshu Jain Daniel Kroening Natasha Sharygina Edmund M. Clarke VCEGAR: Verilog CounterExample Guided Abstraction Refinement. 583-586 2007 conf/tacas/2007 TACAS http://dx.doi.org/10.1007/978-3-540-71209-1_45 db/conf/tacas/tacas2007.html#JainKSC07