Barry, John R. Digital communication / John R. Barry, Edward A. Lee, David G. Messerschmitt - 3th. ed. - New York : Springer, c2004 - 838 p.; 26 cm. ISBN: 0792375483 Subjects--Topical Terms: MODULACIONSEŅAL DETERMINISTASEŅAL ESTOCASTICA Universal Decimal Class. No.: 621.391