Márquez Pérez, Joaquín. “Localización óptima De Los Puntos De Mayor Visibilidad Combinada”. GeoFocus. International Review of Geographical Information Science and Technology, no. 13_1 (June 30, 2013): 195–219. Accessed January 23, 2026. https://www.geofocus.org/index.php/geofocus/article/view/283.