ZHOU, C. X. .; LI, Y. .; XIONG, Y. Z. .; WU, W. . Active Metamaterial Transmission Line with Gain in SiGe BiCMOS Technology. The Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 31, n. 05, p. 551–554, 2021. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/10117. Acesso em: 21 may. 2024.