An Efficient Method for Estimating the Electromagnetic Wave Propagation in Three Dimensional Optical Waveguide Structures. Communications in Computational Physics, [S. l.], v. 28, n. 2, p. 661–678, 2020. DOI: 10.4208/cicp.OA-2018-0088. Disponível em: https://global-sci.com/index.php/cicp/article/view/6856. Acesso em: 6 dec. 2025.