ARSHAD K. VALLAPPIL; MOHAMAD KAMAL A. RAHIM; BILAL A. KHAWAJA; MURTALA AMINU-BABA. Metamaterial Based Compact Branch-Line Coupler with Enhanced Bandwidth for Use in 5G Applications. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 35, n. 6, p. 700–708, 2020. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/7843. Acesso em: 26 apr. 2026.