@book{5213,
	author = {Spilker, James J.,},
	title = {Digital communications by satellite /},
	publisher = {Prentice-Hall,},
	year = {c1977.},
	series = {Prentice-Hall information theory series},
	address = {Englewood Cliffs, N.J. :},
	note = {Includes index.}
}