@BOOK{Kern-Isberner-etal01,
  EDITOR = {G. Kern-Isberner and T. Lukasiewicz and E. Weydert},
  TITLE = {Uncertainty in {A}rtificial {I}ntelligence, Proceedings of the {KI}-2001 Workshop},
  PUBLISHER = {FernUniversit\"{a}t Hagen, Informatik Fachbericht 287-8/2001},
  YEAR = 2001    }