Celma Valero, María Pilar. “Reality, Literature and Symbolism in the ‘Leyenda Del Caballero Del Cisne’”. Tropelías: Review of Literary Theory and Comparative Literature, no. 7 (October 18, 2020): 864–875. Accessed December 5, 2025. https://papiro.unizar.es/ojs/index.php/tropelias/article/view/4710.