Physics
Scientist
Pulsnitz, Sternwarte, Pulsnitz, Germany
Sternwarte Pulsnitz, Pulsnitz, Germany
A Large Crater Field Recognized in Central Europe
About the observatory of Copernicus.
Catalogue of 230 certain, probable, possible, and doubtful impact structures
Degassing of the Moon. I. Sites on the Moon where Luminosity Has Been Observed
Degassing of the Moon. II. Degassing at Present and in the Past
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