@book{1985,
	author = {Dally, William J. and Poulton, John W.},
	title = {Digital systems engineering },
	publisher = {Cambridge University Press,},
	year = {1998.},
	address = {Cambridge, U.K. :},
	url = {http://www.loc.gov/catdir/toc/cam023/97043730.html}
}