"Gornergletscher, Zermatt (VS)".
Swiss Glacier Monitoring, VAW/ETHZ & EKK/SCNAT.
2014.
Retrieved 2016-03-18.

Foto
"Glacier length variations of the year 2008".
Swiss Glacier Monitoring, VAW/ETHZ & EKK/SCNAT.
2014.
Retrieved 2016-03-18.
"Gornergletscher, Zermatt (VS)". Swiss Glacier Monitoring, VAW/ETHZ & EKK/SCNAT. 2014. Retrieved 2016-03-18.
Foto
"Glacier length variations of the year 2008". Swiss Glacier Monitoring, VAW/ETHZ & EKK/SCNAT. 2014. Retrieved 2016-03-18.
Gorner Glacier