1. Planning as satisfiability;Kautz,1992
2. Robust Boolean reasoning for equivalence checking and functional property verification;Kuehlmann;IEEE Trans. Comput.-Aided Des. Integr. Circuits Syst.,2002
3. Theorem proving using lazy proof explication;Flanagan,2003
4. The complexity of theorem-proving procedures;Cook,1971
5. Chaff: engineering an efficient SAT solver;Moskewicz,2001