Modes of a Plasma-Filled Waveguide Determined by a Numerical hp Method. Communications in Computational Physics, [S. l.], v. 5, n. 2-4, p. 413–425, 2018. Disponível em: https://www.global-sci.com/index.php/cicp/article/view/5611. Acesso em: 5 dec. 2025.