SNIG Property of Matrix Low-Rank Factorization Model. Journal of Computational Mathematics, [S. l.], v. 36, n. 3, p. 374–390, 2018. DOI: 10.4208/jcm.1707-m2016-0796. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/12319. Acesso em: 5 dec. 2025.