000 00351nam a2200133Ia 4500
008 130729s9999 xx 000 0 und d
020 _a
082 _a
_b
100 _aGupta, S C
245 _aOptoelectronics Devices & Systems
260 _aNew Delhi
_b PHI
_c2008
650 _aElectronic Communication Engineering
_bOptoelectronics
942 _2ddc
_cBK
999 _c1560
_d1560