NISHIMURA, Kazuo; STACHURSKI, John. Discrete Time Models in Economic Theory. CUBO, A Mathematical Journal, [S. l.], v. 6, n. 1, p. 187–207, 2004. Disponível em: https://cubo.ufro.cl/index.php/cubo/article/view/1654. Acesso em: 12 oct. 2025.