00299nam a2200121Ia 4500008004100000020001800041041000800059082001800067100001400085245002700099260004300126300000800169211209s1998    xx            000 0 und d  a81-224-0006-X  aeng  a511.8 N98 KAP  aKAPUR J N  aMATHEMATICAL MODELING   aNEW DELHIbNEW AGE INTERNATIONALc1998  a259