@book{2281,
	author = {Sarkar, Subir Kumar },
	title = {Optical fibres and fibre optic communication systems /},
	publisher = {S. Chand & Co., },
	year = {2010.},
	address = {Ram Nagar, New Delhi  : },
	edition = {4th rev. ed.},
	note = {Includes index.}
}