Enhanced Physical Layer Secret Key Generation via Beyond-Diagonal Reconfigurable Intelligent Surfaces in Multi-User MIMO Systems. Journal of Engineering, [S. l.], v. 31, n. 9, p. 136–153, 2025. DOI: 10.31026/j.eng.2025.09.09. Disponível em: https://joe.uobaghdad.edu.iq/index.php/main/article/view/3706. Acesso em: 2 sep. 2025.