Amador González, Airam, and María Victoria Marzol Jaén. “The Frequency and Intensity of Droughts in the Southern Slopes of the Canary Islands (1970 – 2018)”. Investigaciones Geográficas, no. 61 (June 23, 2021): 78–86. Accessed May 25, 2024. https://revistahistoriaindigena.uchile.cl/index.php/IG/article/view/64047.