Proakis, John G. Digital communications / [Book]. John G. Proakis. - 2nd ed. - New York : McGraw-Hill, 1989. - xviii, 905 p. : ill. ; 24 cm. - McGraw-Hill series in electrical engineering. Communications and signal processing . Includes index. Bibliography: p. 878-891. ISBN: 0070509379 0071002693 LCCN: 88031455 Subjects--Topical Terms: Digital communications.