@book{164947,
	author = {Weso�owski, Krzysztof. and ebrary, Inc.},
	title = {Introduction to digital communication systems},
	publisher = {J. Wiley,},
	year = {2009.},
	address = {Chichester, West Sussex, U.K. ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10332971}
}