archive.org/web/20161027022022/http://www.panoramio.com/user/3689237?with_photo_id=72654259 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161024142317/http://www.panoramio.com/user/2900405?with_photo_id=87205278 operator: Panoramio described at URL: https://web.archive...
Ángel; SIERRA CANDUELA, Jorge A.; NAVARRO SANZ, Santiago; SAORÍN, Tomás (2012). "Wiki Loves Monuments 2011: the experience in Spain and reflections regarding...
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...
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/20161020180533/http://www.panoramio.com/user/2333416?with_photo_id=65386974 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161025204127/http://www.panoramio.com/user/3794713?with_photo_id=81888631 operator: Panoramio described at URL: https://web.archive...
archive.org/web/20161026101208/http://www.panoramio.com/user/7064507?with_photo_id=87163514 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161024230059/http://www.panoramio.com/photo/81008367...
archive.org/web/20161024195055/http://www.panoramio.com/user/2333416?with_photo_id=80470782 operator: Panoramio described at URL: https://web.archive...