GALEANO, Rafael; ORTEGA, Pedro; CANTILLO, John. Stationary Boltzmann equation and the nonlinear alternative of Leray-Schauder type. CUBO, A Mathematical Journal, [S. l.], v. 16, n. 1, p. 01–07, 2014. DOI: 10.4067/S0719-06462014000100001. Disponível em: https://cubo.ufro.cl/index.php/cubo/article/view/1283. Acesso em: 7 dec. 2025.