del Valle, H., Hardtke, L., Blanco, P. and Sione, W. (2013) “Assessment of land degradation Using Shannon entropy Approach On Polsar Images In Patagonian Coastal deserts”, GeoFocus. International Review of Geographical Information Science and Technology, (13_2), pp. 84–111. Available at: https://www.geofocus.org/index.php/geofocus/article/view/289 (Accessed: 9March2026).