000 00401nam a2200169Ia 4500
003 0STCL
008 150530s9999 xx 000 0 und d
040 _aSTCL
_cSTCL
100 _aRavisinghania, M.O.
245 _aOrdinary and partial differential equations
250 _aFourth
260 _bS.Chand
_c1991
546 _aEnglish
942 _2ddc
_cBK
999 _c22704
_d22704
005 20220125165942.0