1. School of Technology and Sciences São Paulo State University (FCT-UNESP),Postgraduate Program in Cartographic Sciences (PPGCC),Department of Cartography,Presidente Prudente,São Paulo,Brazil,19060-900
2. School of Engineering and Sciences São Paulo State University (FEC-UNESP),Engineering Department,Rosana,SP,Brazil,19274-000
3. University of Coimbra (UC),Faculty of Sciences and Technology,Department of Earth Sciences,Coimbra,Portugal,3030-790