1. Faculty of Natural Resources, University of Tehran, Karaj, Iran.
2. School of Surveying and Geospatial Engineering, College of Engineering, University of Tehran, Iran.
3. LASTIG, University Gustave Eiffel, Eiffel, École Nationale des Sciences Géographiques, Institut national de l’information géographique et forestière, F-94160 Saint-Mande, France.