000 00322nam a2200121 4500
999 _c197548
_d197548
007 dpl
008 230824b ||||| |||| 00| 0 eng d
022 _a0019-5596
245 _aIndian journal of pure and applied physics
260 _aNew Delhi
_bCSIR
_c2023
300 _avol.61.No.4
_billus
_c29cm
942 _2ddc
_cSR
_mPHY
_s1