FALLONE, A. R.; BRIDGES, K. (Beorn). Butterfleye/"Good Boromir". Mallorn: The Journal of the Tolkien Society, [S. l.], n. 2, p. 13, 1971. Disponível em: https://journals.tolkiensociety.org/mallorn/article/view/358. Acesso em: 20 apr. 2024.