SAN JOSE, P.; STARKEY, G. Tolkien Influence on C.S. Lewis. Mallorn: The Journal of the Tolkien Society, [S. l.], n. 17, p. 23–25, 27, 1981. Disponível em: https://journals.tolkiensociety.org/mallorn/article/view/318. Acesso em: 3 jul. 2024.