MPT 1318 : engineering memorandum: trunked systems in the land mobile service / Radiocommunications Agency
Satellite communications / Timothy Pratt, Charles W. Boston
As telecomunicações e o futuro da Europa / Comissão das Comunidades Europeias
II Seminário do projecto COST 214
The radiofrequency radiation environment : environmental exposure levels and rf radiation emitting sources: report N.º EPA 520/1-85-014 / Norbert N. Hankin
Redes locais / Fernando Luiz Gomes Soares