Rufino Perez - Gomez. "MAPPING AND ANALYZING EDUCATION SYSTEMS PERFORMANCE IN SPAIN WITH CARTOGRAPHIC TECHNIQUES." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 15th International Multidisciplinary Scientific GeoConference SGEM2015, INFORMATICS, GEOINFORMATICS AND REMOTE SENSING, 2015. https://doi.org/10.5593/sgem2015/b22/s11.121