@article{perotoni_machado_santos_2026,  title={Beamforming Direction of Arrival (DoA) Based in a Software-Defined Radio},  volume={25},  ISSN={2179-1074},  url={https://doi.org/10.1590/2179-10742026v25i2301844},  DOI={10.1590/2179-10742026v25i2301844},  number={2},  journal={Journal of Microwaves, Optoelectronics and Electromagnetic Applications},  publisher={Sociedade Brasileira de Microondas e Optoeletrônica e Sociedade Brasileira de Eletromagnetismo},  author={Perotoni, Marcelo B. and Machado, José D. N. and Santos, Kenedy M. G. dos},  year={2026},  pages={e2026301844} }