A. Stanisci, S. Feola, and C. Blasi, “Map of vegetation series of Ponza island (central Italy)”, Lazaroa, vol. 26, pp. 93–113, Jan. 2006, Accessed: Nov. 21, 2024. Available: https://revistas.ucm.es/index.php/LAZA/article/view/LAZA0505110093A