TY - DATA AU - Garg,Vijay Kumar AU - Wilkes,Joseph E. TI - Principles and applications of GSM SN - 0139491244 U1 - 621.382 22 PY - 1999/// CY - Upper Saddle River, N.J. PB - Prentice Hall PTR KW - Global system for mobile communications N1 - Includes bibliographical references and index ER -