000 00300nam a2200133Ia 4500
008 201230s9999 xx 000 0 und d
041 _aEnglish
082 _aDec-20
245 0 _aJournal of Optics
260 _c2020
300 _bPaper Pack
_ePaper Binding
365 _b00
_dRupees
942 _cJL
999 _c179848
_d179848