A Microstrip Diplexer Using Folded Single Stepped-Impedance Resonator for 3G Microcell Stations. International Journal of Information and Electronics Engineering, [S. l.], v. 6, n. 3, p. 171–174, 2016. Disponível em: https://ijiee.org/index.php/ijiee/article/view/335. Acesso em: 13 sep. 2026.