FIERRO, Raúl; PIZARRO, Sergio. Fixed points of set-valued mappings satisfying a Banach orbital condition. CUBO, A Mathematical Journal, [S. l.], p. 151–159, 2023. DOI: 10.56754/0719-0646.2501.151. Disponível em: https://cubo.ufro.cl/index.php/cubo/article/view/3341. Acesso em: 14 apr. 2026.