1. Antoniou, G., Billington, D., Governatori, G., Maher, M. J., A Flexible Framework for Defeasible Logics, Proc. 17th American National Conference on Artificial Intelligence, AAAI-2000, 405–410 121
2. Antoniou, G., Billington, D., Governatori, G., Maher, M. J., Representation Results for Defeasible Logics, ACM Transactions on Computational Logic, in print 121, 122
3. Antoniou, G., Billington, D., Governatori, G., Maher, M. J., Rock, A., A Family of Defeasible Reasoning Logics and its Implementation, Proc. European Conference on Artificial Intelligence ECAI-2000, 459–463 121, 122, 123, 130
4. Baral, C., Gelfond, M., Logic Programming and Knowledge Representation,Journal of Logic Programming, 19,20:73–148, 1994 125
5. Baral, C., Subrahmanian, V. S., Duality between Alternative Semantics of Logic Programs and Nonmonotonic Formalisms, Intl. Workshop on Logic Programming and Nonmonotonic Reasoning, 1991 125