"03 - Suisse sud-ouest". Swiss National Map 1:200 000 - Switzerland on four sheets. Federal Office of Topography, swisstopo, Swiss Federal Department of Defence, Civil Protection and Sport. 2009. Archived from the original on 11 April 2014. Retrieved 12 November 2013.
"270 - Genève". Swiss National Map 1:50 000 - Switzerland on 78 maps. Federal Office of Topography, swisstopo, Swiss Federal Department of Defence, Civil Protection and Sport. 2011. Archived from the original on 12 November 2013. Retrieved 12 November 2013.
s.geo.admin.ch
"Le Léman". map.geo.admin.ch (in French). Swisstopo. Retrieved 13 October 2021.
"Baisse du Phosphore dans le Léman"(PDF) (in French). Commission Internationale pour la Protection du Léman (CIPEL). 9 May 2007. Archived from the original(PDF) on 5 January 2009. Retrieved 26 June 2009.
"03 - Suisse sud-ouest". Swiss National Map 1:200 000 - Switzerland on four sheets. Federal Office of Topography, swisstopo, Swiss Federal Department of Defence, Civil Protection and Sport. 2009. Archived from the original on 11 April 2014. Retrieved 12 November 2013.
"270 - Genève". Swiss National Map 1:50 000 - Switzerland on 78 maps. Federal Office of Topography, swisstopo, Swiss Federal Department of Defence, Civil Protection and Sport. 2011. Archived from the original on 12 November 2013. Retrieved 12 November 2013.
"Baisse du Phosphore dans le Léman"(PDF) (in French). Commission Internationale pour la Protection du Léman (CIPEL). 9 May 2007. Archived from the original(PDF) on 5 January 2009. Retrieved 26 June 2009.