IRSHAD ULLAH; MUHAMMAD IRFAN KHATTAK; MUHAMMAD FAROOQ. Designing and Analyzing a Planer Butler Matrix for Phased Array Antenna for Future 5G Applications. IEEEP New Horizons Journal , [S. l.], v. 101, n. 1, p. 39–45, 2019. Disponível em: http://ieeepnhrj.org/index.php/ieeep/article/view/18. Acesso em: 4 may. 2024.