000 00335nam a2200133Ia 4500
008 241227s9999 xx 000 0 und d
020 _a0
082 _a621.382
_bGUP
100 _aGupta, Sanjeeva.
245 0 _aElectronics communications
260 _aDelhi :
_bKhanna Publisher,
_c2014
300 _a792.
650 _aApplied physics
999 _c154843
_d154843