000 00310nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
082 _a515.352
100 _aGupta Pp
245 0 _aDifferential Equations with Partial Differential Equation and Special Functions
260 _bPragati Prakashan
_c2004
942 _cBK
999 _c6347
_d6347