Rodríguez Nozal, Raúl. “New Data on the Publication of Sideritis X Vallesii Font Quer (1924)”. Acta Botanica Malacitana 20 (December 1, 1995): 271. Accessed July 23, 2024. https://revistas.uma.es/index.php/abm/article/view/8861.