STRUPPA, Daniele C. Computational Algebraic Analysis of Systems Differential Equations. CUBO, A Mathematical Journal, [S. l.], v. 4, n. 2, p. 205–218, 2002. Disponível em: https://cubo.ufro.cl/index.php/cubo/article/view/1792. Acesso em: 12 oct. 2025.