Saqib Sohail Fabio Somenzi Kavita Ravi A Hybrid Algorithm for LTL Games. 309-323 2008 VMCAI http://dx.doi.org/10.1007/978-3-540-78163-9_26 conf/vmcai/2008 db/conf/vmcai/vmcai2008.html#SohailSR08