00446nam 2228703 450000100060000000300230000600500090002900800410003808200080007907200330008702000180012010000100013826000250014824500390017365000330021265000330024528703StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a621 aphoton sources and detectors a81-203-2694-6 aGupta bHall Of India c2005 aoptoelectronic devices and systems aphoton sources and detectors awaveguides and optical fibre