MORRIS, C. B. Las cartas y "coplas" de Jorge Guillén. Lectura y signo, [S. l.], n. 2, p. 291–302, 2007. DOI: 10.18002/lys.v0i2.3203. Disponível em: https://revpubli.unileon.es/ojs/index.php/LectSigno/article/view/3203. Acesso em: 6 oct. 2022.