This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Jordi Bou
University of Girona – Institute of the Environment, Laboratory of Landscape Analysis and Management, Campus Montilivi, 17071 Girona, Spain, phone: 972 41 82 79, fax: 972 41 81 50
Antònia Caritat
University of Girona – Institute of the Environment, Laboratory of Landscape Analysis and Management, Campus Montilivi, 17071 Girona, Spain, phone: 972 41 82 79, fax: 972 41 81 50
Lluís Vilar
University of Girona – Institute of the Environment, Laboratory of Landscape Analysis and Management, Campus Montilivi, 17071 Girona, Spain, phone: 972 41 82 79, fax: 972 41 81 50