Coates, R.F.W. Modern communication systems. - 2nd ed. - London: The Macmillan Press Ltd., 1983. - xii, 398p.; 24cm "Y" ISBN: "0 333 35833 3" Subjects--Topical Terms: 1. Telecommunication systems 2. Telecommunication 3. Signal theory (telecommunication) Subjects--Index Terms: "Y" LC Class. No.: TK5102.5 / .C63