A Simple Formalization of Actions Using Circumscription
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\begin{bibtex} @inproceedings{DBLP:conf/ijcai/KarthaL95, title={A Simple Formalization of Actions Using Circumscription}, pages={1970-1977}, year={1995}, booktitle={IJCAI}, url={http://www.informatik.uni-trier.de/~ley/db/conf/ijcai/ijcai95.html#KarthaL95}, author={G. Neelakantan Kartha and Vladimir Lifschitz} }\end{bibtex}
