00333nam a2200109Ia 4500008004100000041000800041082001800049100003200067245005700099260005400156300001300210231228s1997    xx            000 0 und d  aeng  a512.0922bPAP  aPAPADIMITRIOU (Christos H.)  aCombinatorial Optimization Alogrithms and complexity  aNew DelhibPrentice Hall of India New Delhic1997  axvi, 496