@inproceedings{DBLP:conf/aaai/Delgrande87,
author = {James P. Delgrande},
title = {An Approach to Default Reasoning Based on a First-Order
Conditional Logic},
booktitle = {AAAI},
year = {1987},
pages = {340-345},
ee = {http://www.aaai.org/Library/AAAI/1987/aaai87-061.php},
crossref = {DBLP:conf/aaai/1987},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
@proceedings{DBLP:conf/aaai/1987,
editor = {Kenneth D. Forbus and
Howard E. Shrobe},
title = {Proceedings of the 6th National Conference on Artificial
Intelligence. Seattle, WA, July 1987},
booktitle = {AAAI},
publisher = {Morgan Kaufmann},
year = {1987},
ee = {http://www.aaai.org/Conferences/AAAI/aaai87.php},
bibsource = {DBLP, http://dblp.uni-trier.de}
}