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1.5 μm Observations and the Depth of Sunspot Penumbrae
Solanki, S. K., Rüedi, I., Livingston, W., Schmidt, H. U.Volume:
154
Year:
1994
Journal:
Symposium - International Astronomical Union
DOI:
10.1017/s0074180900124738
File:
PDF, 1005 KB
1994