AMINA DJELAILI; NOUREDDINE AMROUN. Solvability of Unbounded Operator Equation AX - XB = C. Journal of Computational Analysis and Applications (JoCAAA), [S. l.], v. 33, n. 08, p. 686–693, 2024. Disponível em: https://eudoxuspress.com/index.php/pub/article/view/1418. Acesso em: 7 nov. 2024.