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999 _c36822
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005 20210127090531.0
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040 _coclc
082 _a530
_bGUP/C
100 _aGupta, Anshul
_98437
245 0 _aCSIR- UGC NET / JRF / SLET Physical Sciences /
_cAnshul Gupta
260 _bUpkar Prakashan,
_aAgra:
300 _a272p
650 _aReferences
942 _cREF
_2ddc
_h530
_iGUP/C
_k530
_mGUP/C