Principles and applications of GSM / Vijay K. Garg and Joseph E. Wilkes. Garg, Vijay Kumar, 1938- Wilkes, Joseph E. Global system for mobile communications. TK5103.483 .G37 1999 621.382 21 GAP Includes bibliographical references and index. Upper Saddle River, N.J. : Prentice Hall PTR, c1999. c1999. 1999 Text xxiii, 481 p. : eng Prentice Hall communications engineering and emerging technologies series