SHAVAROVSKYY, B. Z. Canonical form of polynomial matrices with all identical elementary divisors. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 64, n. 2, p. 253–267, 2012. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2572. Acesso em: 6 dec. 2025.