Results 271 to 273 of about 21,184 (273)
Some of the next articles are maybe not open access.

Bright rings around sunspots

Nature, 1999
exaly  

Recent Large Sunspots

Nature, 1938
exaly  

Sunspot Magnetic Fields

2004
openaire   +2 more sources
solar activity
13. climate action
7. clean energy
special types of economic equilibria
business cycles
galileo galilei
sun
solar cycle
sunspot groups
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