A Logic for Hypothetical Reasoning
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\begin{bibtex} @inproceedings{DBLP:conf/aaai/Bonner88, title={A Logic for Hypothetical Reasoning}, pages={480-484}, year={1988}, booktitle={AAAI}, url={http://www.informatik.uni-trier.de/~ley/db/conf/aaai/aaai88.html#Bonner88}, author={Anthony J. Bonner} }\end{bibtex}
