000 00307nam a2200121Ia 4500
008 250409s9999 xx 000 0 und d
020 _a81-203-2694-1
082 _a621.381
_bGUP
100 _aGupta, S. C.
245 0 _aOptoelectronic Devices and Systems
260 _aNew Delhi
_bPHI
_c2008
365 _a350
999 _c255578
_d255578