WASEEM AHMAD, SURESH S GAWANDE. Design of Reconfigurable Optical Add and Drop Multiplexer(ROADM) using Optisystem. International Journal of Research & Technology, [S. l.], v. 5, n. 2, p. 17–21, 2017. Disponível em: https://ijrt.org/j/article/view/370. Acesso em: 13 sep. 2025.