000 00292nam a2200109Ia 4500
008 201121s9999 xx 000 0 und d
100 _aAnupama,G.C.
245 0 _aBulletin of the Calcutta Mathematical Society
260 _bCalcutta: Calcutta University Press
300 _cV.P.
942 _cBV
999 _c16667
_d16667