A Schur-Horn Type Theorem for Symplectic Matrices. Communications in Mathematical Research, [S. l.], v. 41, n. 3, p. 287–295, 2025. DOI: 10.4208/cmr.2025-0043. Disponível em: https://www.global-sci.com/index.php/cmr/article/view/22943. Acesso em: 5 dec. 2025.