Reconfigurable Intelligent Surfaces for 6G Vision. International Journal of Research and Applied Innovations, [S. l.], v. 4, n. 5, p. 5818–5820, 2021. DOI: 10.15662/IJRAI.2021.0405002. Disponível em: https://ijrai.org/index.php/ijrai/article/view/49. Acesso em: 27 sep. 2025.