Amigo, Javier, Iñigo Pulgar, and Jesús Izco. “Evidence of Riverside Ash Tree Forests in Southern Galicia (northwestern Spain)”. Lazaroa 30 (February 10, 2010): 181–189. Accessed February 4, 2026. https://revistas.ucm.es/index.php/LAZA/article/view/LAZA0909110181A.