000 00271nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a510
100 _aDasan J
245 0 _aDifferential Equations
250 _a1
260 _bOwl Books Trivandrum
_c2017
942 _cBK
999 _c36182
_d36182