NÉMETH, I.; SZOKOLAY, M.; GECSER, O. SELECTIVE PERSONAL CALLING ON THE VHF-FM TRANSMITTERS. Periodica Polytechnica Electrical Engineering, [S. l.], v. 24, n. 3-4, p. 251–255, 1980. Disponível em: https://pp.bme.hu/ee/article/view/4817. Acesso em: 21 may. 2024.