Olaf Beyersdorff, Arne Meier, Michael Thomas, Heribert Vollmer. The Complexity of Reasoning for Fragments of Default Logic. In Oliver Kullmann, editor, Theory and Applications of Satisfiability Testing - SAT 2009, 12th International Conference, SAT 2009, Swansea, UK, June 30 - July 3, 2009. Proceedings. Volume 5584 of Lecture Notes in Computer Science, pages 51-64, Springer, 2009. [doi]
Abstract is missing.