archive.org/web/20161023052215/http://www.panoramio.com/user/1699605?with_photo_id=54545820 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161101064959/http://www.panoramio.com/photo/118175920...
English operator: Panoramio described at URL: https://web.archive.org/web/20161021023225/http://www.panoramio.com/photo/54546419...
archive.org/web/20161020231238/http://www.panoramio.com/user/5677660?with_photo_id=58495604 operator: Panoramio described at URL: https://web.archive...
original. https://creativecommons.org/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue English Speaker notes and slides from...
English operator: Panoramio described at URL: https://web.archive.org/web/20161012183434/http://www.panoramio.com/photo/10014669...
English operator: Panoramio described at URL: https://web.archive.org/web/20161104013823/http://www.panoramio.com/photo/97996532...
English operator: Panoramio described at URL: https://web.archive.org/web/20161029041144/http://www.panoramio.com/photo/109092538 determination method...
archive.org/web/20161030034722/http://www.panoramio.com/user/649886?with_photo_id=106909673 operator: Panoramio described at URL: https://web.archive...
English operator: Panoramio described at URL: https://web.archive.org/web/20161028001602/http://www.panoramio.com/photo/98020262...
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