http://www.guardiacivil.es/es/institucional/Conocenos/especialidades/Greim/index.html
http://www.alpine-rescue.org/xCMS5/WebObjects/nexus5.woa/wa/icar?menuid=1074&orgid=822
http://www.albertaparks.ca/kananaskis-country/advisories-public-safety.aspx
http://www.polizei.bayern.de/wir/aufgaben/dienststellen/index.html/1482
http://www.gdf.it/gdf/it/specializzazioni/soccorso_alpino/index.html