An Effective Initialization for Orthogonal Nonnegative Matrix Factorization. Journal of Computational Mathematics, [S. l.], v. 30, n. 1, p. 34–46, 2018. DOI: 10.4208/jcm.1110-m11si10. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12063. Acesso em: 6 dec. 2025.