@inproceedings{Lukasiewicz1994,
  title = "The TOP Database Model - Taxonomy, Object-Orientation and Probability",
  author = "Werner Kie\ss{}ling and Thomas Lukasiewicz and Gerhard K\"{o}stler and Ulrich G\"{u}ntzer",
  year = "1994",
  booktitle = "Proceedings of the International Workshop on Uncertainty in Databases and Deductive Systems, Ithaca, New York, USA, November 1994",
  pages = "71-82",
  url = "http://www.kr.tuwien.ac.at/staff/lukasiew/wudds94.ps.gz",
}