@PROCEEDINGS{Schmittetal93,
        EDITOR             = {G.~Brewka, K.-P.~Jantke and P.~H.~Schmitt},
        PUBLISHER          = {Springer Verlag},
        SERIES             = {Lecture Notes in AI},
        TITLE              = {Nonmonotonic and Inductive Logic, Second 
                              Internat. workshop, Schlo{\ss} Reinhardsbrunn},
        VOLUME             = {659},
        YEAR               = {1993}
}