A. Stanisci, S. Feola, e C. Blasi, «Map of vegetation series of Ponza island (central Italy)», Lazaroa, vol. 26, pp. 93–113, Jan. 2006, Acedido: Dez. 05, 2025. Disponível em: https://revistas.ucm.es/index.php/LAZA/article/view/LAZA0505110093A