TY - BOOK AU - Ziemer,Rodger E. AU - Tranter,William H. TI - Principles of communications : : systems, modulation, and noise / SN - 0395433134 U1 - 621.382 20 PY - 1990/// CY - Boston : PB - Houghton Mifflin Co., KW - Telecommunication KW - Signal theory (Telecommunication) N1 - Includes bibliographical references (p. 794-797) and indexes ER -