LI , D. .; ZHANG, Y. .; XU, K. .; SONG, K. .; LI, J. L.-W. . Compact Wideband Bandpass Filter Using Improved Triple-Mode Resonator with Broad Upper Stopband. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 30, n. 07, p. 779–784, 2021. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/10481. Acesso em: 2 jun. 2026.