http://www.eugeo.org/	175
http://www.gatm.org.uk/	132
http://www.census.gov/	134
http://www.ined.fr/	132
http://epp.eurostat.ec.europa.eu/portal/page/portal/eurostat/home	127
http://www.un.org/en/development/desa/population	132
http://www.lib.utexas.edu/maps/index.html	142
http://www.nationalgeographic.com/	147
http://www.mondialisations.org/php/public/index.php	135
http://www.inegalites.fr/	132
http://www.herodote.org/index.php	118
http://www.worldmapper.org/	138
http://www.transnationale.org/	125
http://project.oldmapsonline.org/collections	123
http://www.daftlogic.com/projects-google-maps-distance-calculator.htm	141