@book{54383,
	author = {Lathi, B. P.},
	title = {Linear systems and signals /},
	publisher = {Berkeley-Cambridge Press,},
	year = {c1992.},
	address = {Carmichael, CA :},
	url = {http://www.loc.gov/catdir/enhancements/fy0635/91075492-d.html}
}