Rodríguez García, José María. “The Stone and the Flower in William Carlos Williams and Octavio Paz”. Tropelías: Review of Literary Theory and Comparative Literature, no. 9-10 (December 1, 1999): 361–381. Accessed December 5, 2025. https://papiro.unizar.es/ojs/index.php/tropelias/article/view/5737.