Robuta

https://www.aanda.org/articles/aa/abs/2008/13/aa9022-07/aa9022-07.html Transient horizontal magnetic fields in solar plage regions | Astronomy & Astrophysics (A&A) magnetic fieldssolar plageastronomy astrophysicstransienthorizontal https://www.aanda.org/articles/aa/abs/2019/10/aa33585-18/aa33585-18.html A comparison between solar plage and network properties | Astronomy & Astrophysics (A&A) a comparisonsolar plagenetwork propertiesastronomyastrophysics