Bergante, Sara, Pier Mario Chiarabaglio, Achille Giorcelli, Maurizio Marchi, Maria Chiara Manetti, Jésus Fernández-Moya, Ignacio Urbán-Martínez, and Francesco Pelleri. 2020. “The GIS Database of WOODnat Project for the Inventory and Monitoring of Walnut Plantations in Italy and Spain”. Annals of Silvicultural Research 46 (1). https://doi.org/10.12899/asr-2120.