SHALLAH, A. B.; ZUBIR, F.; A. RAHIM, M. K.; HAMID, M. R.; VALLAPPIL, A. K.; MAJID, H. A.; YUSOFF, Z.; BASIT, A. A Compact Metamaterial Dual-band Branch-line Coupler for 5G Applications. ELEKTRIKA- Journal of Electrical Engineering, [S. l.], v. 22, n. 2, p. 30–36, 2023. DOI: 10.11113/elektrika.v22n2.448. Disponível em: https://elektrika.utm.my/index.php/ELEKTRIKA_Journal/article/view/448. Acesso em: 2 dec. 2023.