Matos, S. A., Fonseca, N. J. G., Serra, J. C., FelĂ­cio, J. M., Costa, J. R. & Fernandes, C. A. (2023). Generalized Risley prism for beam-steering transmit-arrays with reduced grating lobes. IEEE Transactions on Antennas and Propagation. 71 (11), 8420-8428