1. Kleine Büning, H., Bubeck, U.: Theory of quantified Boolean formulas. In: Handbook of Satisfiability, pp. 735–760. IOS Press (2009)
2. Benedetti, M., Mangassarian, H.: QBF-based formal verification: experience and perspectives. JSAT 5(1–4), 133–191 (2008)
3. Lecture Notes in Computer Science;R Bloem,2014
4. Lecture Notes in Computer Science;U Egly,2014
5. Balabanov, V., Jiang, J.R., Scholl, C.: Skolem functions computation for CEGAR based QBF solvers. In: QBF (2015)