00405nam a2200121Ia 4500008004100000041000800041100001500049245004700064260004400111650001500155999001900170952009400189231219s9999    xx            000 0 und d  aeng  aSharma J.K  aMathematical Models In Operations Research  bTata Mcgrow Hill Pub. Co Ltd New Delhi   aManagement  c975698d975698  00104070aMCMbMCMd2023-12-21l0pMCM-56BB0001496r2023-12-21 00:00:00w2023-12-21yBK