@inproceedings{DBLP:conf/kr/Lukasiewicz98,
  title = "Probabilistic Deduction with Conditional Constraints over Basic Events",
  author = "Thomas Lukasiewicz",
  year = "1998",
  booktitle = "Proceedings of the 6th International Conference on Principles of Knowledge Representation and Reasoning, KR 1998, Trento, Italy, June 2-5, 1998",
  editor = "Anthony G. Cohn and Lenhart K. Schubert and Stuart C. Shapiro",
  pages = "380-393",
  publisher = "Morgan Kaufmann",
  url = "http://www.kr.tuwien.ac.at/staff/lukasiew/kr98.ps.gz",
}