FANTI, A. .; MONTISCI, G. .; MAZZARELLA, G. .; CASULA, G. A. . Effective Analysis of Ridged Circular Waveguides with a Curvilinear Frequency-Domain Finite-Difference Approach. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 28, n. 11, p. 1100–1110, 2021. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/11325. Acesso em: 13 may. 2026.