Ekman, M. (2016). The man behind "Degrees Celsius": A pioneer in investigating the earth and its changes. Summer Institute for Historical Geophysics.
Chicago-Zitierstil (17. Ausg.)Ekman, Martin. The Man Behind "Degrees Celsius": A Pioneer in Investigating the Earth and Its Changes. Godby, Åland Islands: Summer Institute for Historical Geophysics, 2016.
MLA-Zitierstil (9. Ausg.)Ekman, Martin. The Man Behind "Degrees Celsius": A Pioneer in Investigating the Earth and Its Changes. Summer Institute for Historical Geophysics, 2016.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.