MAGOS, András. GENERALIZED MODES IN WAVEGUIDES WITH INHOMOGENEOUS DIELECTRIC Periodica Polytechnica Electrical Engineering, [S. l.], v. 34, n. 2, p. 73–83, 1990. Disponível em: https://pp.bme.hu/ee/article/view/4559. Acesso em: 30 jun. 2025.