KUCHMA, M. I. Symmetric Equivalence of Matrix Polynomials and Isolation of a Common Unital Divisor in Matrix Polynomials. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 53, n. 2, p. 211–219, 2001. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/4236. Acesso em: 5 dec. 2025.