«America’s highest peak now measures 6962 metres!» (PDF) (en anglès). [Consulta: 12 febrer 2012]. «The same happened with Mt Kilimanjaro in 1999, where a German-Tanzanian team, led by Eberhard
Messmer, came to the conclusion that this volcano was in fact 5893 metres above sea level, two metres less
than before.»
