00310nam a2200133Ia 4500003000500000008004100005040001900046082000700065100001700072245002700089260004000116300000800156546001200164STCL181203s9999    xx            000 0 und d  aSTCLbENcSTCL  222  aKhanna, M.L. 0aDifferential Equations  bJaiprakash Nath & Co.aMeerutc1987  a320  aEnglish