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Digitization of Spörer's sunspot drawings
Diercke, Andrea, Arlt, Rainer, Denker, CarstenVolume:
8
Language:
english
Journal:
Proceedings of the International Astronomical Union
DOI:
10.1017/s1743921313002214
Date:
August, 2012
File:
PDF, 117 KB
english, 2012