@book{125,
	author = {Kartalopoulos, Stamatios V.},
	title = {Understanding SONET/SDH and ATM :},
	publisher = {Prentice hall,},
	year = {c1999 [Reprinted 2001].},
	series = {IEEE Press understanding science & technology series},
	address = {New Delhi :},
	note = {"IEEE Communication Society, sponsor."}
}