García Navarro, Giovanni, Vizzari: Conservation and enjoyment of spanish nature parks. A proposal for the management of public use (artículo)

Justo García Navarro, Vincenzo Giovanni Mennella, Marco Vizzari

"Conservation and enjoyment of spanish nature parks. A proposal for the management of public use"

Journal of Agricultural Engineering- - Riv. di Ing. Agr. (2007), 3, 1-8
http://www.agroengineering.org/jae/article/viewFile/jae.2007.3.1/pdf