Pinto Lemos, R., Leao e Silva, H. V., Flôres, E. L. and Kunzler, J. A. (2021) “Mathematical Analysis and Improvement of the Maximum Spatial Eigenfilter for Direction of Arrival Estimation”, Journal of Microwaves, Optoelectronics and Electromagnetic Applications (JMOe), 20(1), pp. 76–91. doi: 10.1590/2179-10742021v20i1874.