RYAN, J. J.R.R. Tolkien: Lexicography and Other Early Linguistic Preferences. Mallorn: The Journal of the Tolkien Society, [S. l.], n. 16, p. 9–26, 1981. Disponível em: https://journals.tolkiensociety.org/mallorn/article/view/314. Acesso em: 2 may. 2024.