ZABAVSKII, B. V. Reduction of Matrices over Bezout Rings of Stable Rank not Higher than 2. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 55, n. 4, p. 550–554, 2003. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/3929. Acesso em: 5 dec. 2025.