Study of left rank-preserving complex matrices. Electronic Journal of Applied Mathematics, [S. l.], v. 2, n. 3, p. 51–62, 2024. DOI: 10.61383/ejam.20242383. Disponível em: https://www.ejamjournal.com/index.php/ejam/article/view/ejam.20242383. Acesso em: 6 may. 2025.