MAGOS, A. CALCULATION OF GUIDED WAVES BY EXPANSION IN POWERS OF THE FREQUENCY. Periodica Polytechnica Electrical Engineering, [S. l.], v. 22, n. 4, p. 229–249, 1978. Disponível em: https://pp.bme.hu/ee/article/view/4870. Acesso em: 19 may. 2024.