Gamonal Coto, Ataúlfo. “Al Rodiu Del Himnu d’Asturies: La conexón Polaca / Regarding the Anthem of Asturias: The Polish Connection”. Lletres Asturianes, no. 122 (March 20, 2020): 207–211. Accessed December 14, 2025. https://reunido.uniovi.es/index.php/Lletres/article/view/14885.