@Proceedings{	  dixfarfur98,
  title		= {{L}ogics in {A}rtificial {I}ntelligence},
  year		= {1998},
  editor	= {J.~Dix and L.~{Farinas~del~Cerro} and U.~Furbach},
  publisher	= {Springer},
  address	= {Berlin},
  series	= {LNCS},
  number	= {1489}
}