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020 _c250
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040 _aSCI
041 _aEnglish
082 _a530.15 GAH-A
100 _aGahlaut, Savita
_918004
245 0 _aAdvanced mathematical methods in physics
260 _bSultan Chand & Sons
_aNew Delhi:
_c2021
300 _a366p.
650 _aScience
_927
942 _cBK
999 _c98289
_d98289