Burgaz Moreno, Ana Rosa, and Isabel Martínez Moreno. 1995. “Contributions Tu Tbe Chorology of the Genus Peltigera in the Iberian Peninsula. 1. Peltigera Canina Group”. Botanica Complutensis 20 (January): 19. https://revistas.ucm.es/index.php/BOCM/article/view/BOCM9595110019A.