YU, H. .; DING, X. .; ZHANG, K. .; WU, Y. .; WU, Q. . Direction Finding System Using Planar Luneburg Lens. Applied Computational Electromagnetics Society Journal (ACES), [S. l.], v. 31, n. 07, p. 731–736, 2021. Disponível em: https://journals.riverpublishers.com/index.php/ACES/article/view/10003. Acesso em: 13 may. 2026.