| Nationalities: | Switzerland. |
|---|---|
| Languages: | English / German. |
| Types: | Scientist |
2UPDATE
https://www3.unifr.ch/geo/en/department/staff/prof/people/192622/6f635
https://www.avisdexperts.ch/experts/horst_machguth
https://www.science-et-vie.com/archives/l-etrange-affaire-de-la-base-secrete-qui-menace-le-groenland-43088
https://www.arte.tv/fr/videos/0