English operator: Panoramio described at URL: https://web.archive.org/web/20161026175818/http://www.panoramio.com/photo/82910141 determination method...
Ángel; SIERRA CANDUELA, Jorge A.; NAVARRO SANZ, Santiago; SAORÍN, Tomás (2012). "Wiki Loves Monuments 2011: the experience in Spain and reflections regarding...
panoramio.com/user/8775?with_photo_id=71252648 operator: Panoramio described at URL: https://web.archive.org/web/20161024131322/http://www.panoramio.com/photo/71252648...
Digithum, núm. 14 (maig de 2012) | ISSN 1575-2275 Revista científica digital impulsada pels Estudis d’Arts i Humanitats. Date 31 May 2012 Source http://digithum...
panoramio.com/user/8775?with_photo_id=71253299 operator: Panoramio described at URL: https://web.archive.org/web/20161025171742/http://www.panoramio.com/photo/71253299...
panoramio.com/user/20050?with_photo_id=73153505 operator: Panoramio described at URL: https://web.archive.org/web/20161026082429/http://www.panoramio...
archive.org/web/20161024192136/http://www.panoramio.com/user/5949492?with_photo_id=70389427 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025135221/http://www.panoramio.com/user/3689237?with_photo_id=72654249 operator: Panoramio described at URL: https://web.archive...
n.º 14 (mayo de 2012) | ISSN 1575-2275 Revista científica digital impulsada por los Estudios de Artes y Humanidades Date 31 May 2012 Source http://digithum...
archive.org/web/20161026030901/http://www.panoramio.com/user/5949492?with_photo_id=70391632 operator: Panoramio described at URL: https://web.archive...