"Kantonsliste A-Objekte:Ticino"(PDF). KGS Inventar (in German). Federal Office of Civil Protection. 2009. Archived from the original(PDF) on 6 July 2011. Retrieved 12 July 2010.
"Norm Values Tables, 1981-2010" (in German, French, and Italian). Federal Office of Meteorology and Climatology - MeteoSwiss. Archived from the original on 14 May 2013. Retrieved 22 January 2013., the Cevio weather station elevation is 418 meters above sea level.
"Kantonsliste A-Objekte:Ticino"(PDF). KGS Inventar (in German). Federal Office of Civil Protection. 2009. Archived from the original(PDF) on 6 July 2011. Retrieved 12 July 2010.
"Norm Values Tables, 1981-2010" (in German, French, and Italian). Federal Office of Meteorology and Climatology - MeteoSwiss. Archived from the original on 14 May 2013. Retrieved 22 January 2013., the Cevio weather station elevation is 418 meters above sea level.