000 00279nam a2200109Ia 4500
008 201121s9999 xx 000 0 und d
100 _aBasu,D.
245 0 _aIndian Journalof Theortitical Physics
260 _bCalcutta,Institute Of Theorial Physics
300 _c61
942 _cBV
999 _c16274
_d16274