1. | HD 466.6 S2 : methods of measurement for radio equipment used in the mobile services: part 6: selective-calling and data equipment: (IEC 489-6: 1987 + A1: 1989) / European Commitee for Electrothecnical StandardizationData Publicação: 1992 Tema: Normas | ||
2. | RM series : mobile , radiodetermination, amateur and related satellite services: CCIR recommendations (new and revised as of 22 September 1992) / International Telecommunication UnionData Publicação: 1992 Tema: Radiocomunicações | ||
3. | Mobile data communications : choices and opportunities / A. P. JowettAutor: JOWETT, A. P. Data Publicação: 1992 Tema: Comunicações Eletrónicas |