@book{29331,
	author = {Dey, Bikash Kumar},
	title = {Digital Communication:},
	publisher = {Indian Insitiute of Technology},
	address = {Bombay },
	url = {http://video.snu.edu.in/index.php?id=3514&cat=Electronics And Communication Engineering&course=Digital Communication&url=Phase1_Video/117101051/lec26.mp4}
}