Hussein, Y. M. ., Murad, N. A. ., Rahim, M. K. A. . and Hanoosh, H. O. . (2024) “Butler Matrix Components Based on Substrate Integrated Waveguide Fed by Microstrip Separation Feedline for 5G Application”, Applied Computational Electromagnetics Society Journal (ACES), 39(11), pp. 999–1011. doi: 10.13052/2024.ACES.J.391108.