000 00323nam a2200133Ia 4500
008 201230s9999 xx 000 0 und d
041 _aEnglish
082 _aB73
245 0 _aIndian Journal of Pure & Applied Physics
260 _c2020
300 _bPaper Pack
_ePaper Binding
365 _b0G73
_dRupees
942 _cR73
999 _c179858
_d179858