BEKKER, Ella V.; ROMANOVA, Elena A. Methods for description of the total field propagation in the irregular dielectric waveguides. Journal of Telecommunications and Information Technology, [S. l.], v. 4, n. 2, p. 64–71, 2001. DOI: 10.26636/jtit.2001.2.51. Disponível em: https://jtit.pl/jtit/article/view/51. Acesso em: 21 may. 2026.