TY - BOOK AU - Andersson,Christoffer TI - GPRS and 3G wireless applications T2 - Professional developer's guide series SN - 0471414050 AV - TK5103.2 A523G PY - 2001/// CY - New York, N.Y. PB - Wiley Computer KW - WIRELESS COMMUNICATION SYSTEMS KW - MOBILE COMMUNICATION SYSTEMS N1 - Includes bibliographical references and index ER -