00447nam a2200133Ia 4500008004100000082001600041100004100057245004400098260002500142300001000167942001200177999001900189952010500208210430s9999    xx            000 0 und d  a003 G9775 O  aPrem Kumar Gupta, D. S. Hira9128872  aOperations Research /cPrem Kumar Gupta  aIndiabS.Chandc2007  a1377p  cBK2ddc  c564734d564734  001040708NFICaSCMEbSCMEcGENd0000-00-00l0o003 G9775 OpSCME-3954r2021-04-30w2021-04-30yBK