00428nam a2200157Ia 4500008004100000082001800041100002100059245004600080260004000126300000800166650001600174650001400190653002400204700002300228700001900251170901s1995    xx            000 0 und d  a001.424bS160  aSasieni, Maurice 0aOperations ResearchbMethods and Problems  aNew YorkbJohn Wiley and Sonsc1995  a316  aGneralities  aKnowledge  aOperations research  aFreidman, Lawrence  aYaspan, Arthur