SHAVAROVSKYY, B. Z. On Semiscalar and Quasidiagonal Equivalences of Matrices. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 52, n. 10, p. 1435–1440, 2000. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4550. Acesso em: 5 dec. 2025.