MAZKO, A. G. Construction of analogs of the Lyapunov equation for a matrix polynomial. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 3, p. 337–343, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5422. Acesso em: 17 apr. 2025.