@book{22130,
	author = {Dasgupta, Amitava},
	title = {Digital Integrated Circuits:},
	publisher = {Indian Insitiute of Technology},
	address = {Madras},
	url = {http://video.snu.edu.in/index.php?id=2234&cat=Electrical Engineering&course=Digital Integrated Circuits&url=Phase1_Video/108106069/lec04.mp4}
}