1. Department of Cartographic and Terrain Engineering, Higher Polytechnic School of Avila, University of Salamanca, Avila, Spain
2. Department of Prehistory, Complutense University, Madrid, Spain
3. Director of the C. A. I. Archaeometry and Archaeological Analysis, Complutense University, Madrid, Spain
4. Department of Topographic and Cartography Engineering, Higher Technical School of Engineers in Topography, Geodesy and Cartography, Technical University of Madrid, Madrid, Spain
5. Gran Duque de Alba Institution, Diputación Provincial de Ávila, Ávila, Spain
6. Department of Prehistory and Archaeology, UNED University, Humanities Faculty, Madrid, Spain
7. Deparment of Sciences of Communication and Sociology, Faculty of Communication Sciences, University Rey Juan Carlos, Madrid, Spain