00374nam a2200157Ia 4500003000400000005001700004008004100021040000700062041000800069082002400077100002300101245002500124260004200149300001200191365001300203OSt20230327111945.0210423s2003    xx            000 0 und d  cAL  aeng  a658.4034223b PANR  aPANNEERSELVAM (R).  aOperations research.  aNew DelhibPHI Learning Pvt Ltdc2003  axii,608  b275cINR