Optimal Approximate Solution of the Matrix Equation $AXB=C$ over Symmetric Matrices. Journal of Computational Mathematics, [S. l.], v. 25, n. 5, p. 543–552, 2007. Disponível em: https://www.global-sci.com/index.php/JCM/article/view/11847. Acesso em: 6 dec. 2025.