000 00281nam a2200109Ia 4500
008 210616s9999 xx 000 0 und d
100 _aRukmangadachari, E.
245 0 _aDifferential equations
260 _c2012
650 _aNatural Science and Mathematics
_bMathematics
942 _cBK
999 _c618
_d618