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- [22] Butler Matrix Based Beamforming Networks For Phased Array Antenna Systems: A Comprehensive Review and Future Directions For 5G Applications IEEE Access, 2021, 9 : 3970 - 3987
- [24] A silicon-based, all-passive, 60GHz, 4-element, phased-array beamformer featuring a differential, reflection-type phase shifter IEEE Int Symp Phased Array Syst Technol, 2010, (225-232):