000 00347nam a2200145Ia 4500
008 170101s1974 xx 000 0 und d
082 _a530.15 G96M
100 _aGUPTA, R.K
245 0 _aMathematical physics
260 _bMeerut
_c1974
300 _a856p
650 _aMATHEMATICAL PHYSICS
653 _aMATHEMATICAL PHYSICS
942 _2ddc
_cB
999 _c60868
_d60868