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020 _a1595-0611
022 _a1118-7638
245 0 0 _aNigerian journal of physics.
264 _aNigeria
_bNigerian Institute of Physics
_c2021
300 _avolumes
_bill. ;
650 0 _aPhysics
942 _2lcc
_cBK
999 _c11107
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