TY - BOOK A1 - Schaub, Torsten H. T1 - The automation of reasoning with incomplete information : from semantic foundations to efficient computation T2 - Lecture notes in computer science Y1 - 1999 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/20797 SN - 3-540-64515-2 VL - 1409 PB - Springer CY - Berlin ER -