000			00337nam a2200133Ia 4500
008			130629s9999 xx 000 0 und d
082			_a535 GHA-O
100			_aGhatak, Ajoy;Thyagarajan, K
245			_aOptical Electronics
260			_bCambridge University Press _c1991 _aNew Delhi
300			_a624
650			_aPhysics
942			_cBK
999			_c21694 _d21694