Results 231 to 232 of about 546 (232)
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GNEVYSHEV GAP IN THE SUNSPOT AREA INDEX FOR THE SUNSPOT GROUPS OF DIFFERENT AREA
Proceedings of the 28th All-Russia Conference on Solar and Solar-Terrestrial PhysicsI.G. Kostyuchenko, E.S. Vernova
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The Ratio of the Areas of a Sunspot and Its Umbra: Two Populations of Sunspot Groups
Astronomy Lettersopenaire +1 more source