NIE, Yang. Wideband Beamspace Massive MIMO Channel Estimation. Journal of Computing and Electronic Information Management, [S. l.], v. 17, n. 2, p. 64–69, 2025. DOI: 10.54097/p90khg63. Disponível em: http://jceim.org/index.php/ojs/article/view/73. Acesso em: 16 apr. 2026.