@book{29771,
	author = {Roychoudhury, D.},
	title = {Digital Systems Design:},
	publisher = {Indian Insitiute of Technology},
	address = {Kharagpur},
	url = {http://video.snu.edu.in/index.php?id=3959&cat=Electronics And Communication Engineering&course=Digital Systems Design&url=Phase1_Video/117105080/lec17.mp4}
}