For his paper "The Nature of the Lunar Surface: Recent Evidence" and the Humboldt Prize from the Alexander von Humboldt Foundation in 1979
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For his paper "The Nature of the Lunar Surface: Recent Evidence" and the Humboldt Prize from the Alexander von Humboldt Foundation in 1979
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-19 from Wikipedia. The archived copy is preserved so this citation survives link rot.