Reconstructing solar magnetic fields from historical observations

• III. Activity in one hemisphere is sufficient to cause polar field reversals in both hemispheres
• I. O. I. Virtanen, I. I. Virtanen, A. A. Pevtsov, K. Mursula

• Astronomy and Astrophysics, August 2018, EDP Sciences
• DOI: 10.1051/0004-6361/201732323