Browsing Royal Observatory of Belgium and the Planetarium by Author "Svalgaard L."
Now showing items 1-2 of 2
-
A relationship between the solar rotation and activity in the period 1998-2006 analysed by tracing small bright coronal structures in SOHO-EIT images
Jurdana-Šepić R.; Brajša R.; Wöhl H.Hanslmeier A.Poljančić I.Svalgaard L.Gissot S. F. et al. -
Revisiting the Sunspot Number. A 400-Year Perspective on the Solar Cycle
Clette F.; Svalgaard L.; Vaquero J. M.Cliver E. W. et al.