LU, Q.-Y. .; CHEN, J.-X. .; ZHOU, L.-H. .; TANG, H. . Novel Varactor-Tuned Balanced Bandpass Filter with Continuously High Common-Mode Suppression. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 28, n. 07, p. 628–632, 2021. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/11531. Acesso em: 13 may. 2026.