Crisóstomo Weyl A. Costa, João, and Attílio José Giarola. “Optical Filters Design Using Dielectric Gratings Waveguides<br >DOI: 10.14209 Jcis.1997.5”. Journal of Communication and Information Systems 12, no. 1 (June 17, 2015). Accessed July 22, 2024. https://jcis.sbrt.org.br/jcis/article/view/217.