1. Lecture Notes in Artificial Intelligence;M. Brain,2007
2. Brain, M., Vos, M.D.: Debugging logic programs under the answer set semantics. In: Proc. of ASP 2005 Workshop. CEUR Workshop Proceedings, vol. 142 (2005)
3. Lecture Notes in Artificial Intelligence;C.V. Damásio,2001
4. Lecture Notes in Artificial Intelligence;C.V. Damásio,2001
5. Gebser, M., Pührer, J., Schaub, T., Tompits, H.: A meta-programming technique for debugging answer-set programs. In: AAAI 2008, pp. 448–453. AAAI Press (2008)