C.D.S. - SIMBAD4 rel 1.8 - 2024.05.18CEST10:27:51 Reference query: 2018A&A...611L...4J (1 found) ---------------------------------------------- 2018A&A...611L...4J 10.1051/0004-6361/201732528 Astronomy and Astrophysics, volume 611, L4-4 (2018/3-1) The magnetic nature of umbra-penumbra boundary in sunspots. JURCAK J., REZAEI R., BELLO GONZALEZ N., SCHLICHENMAIER R. and VOMLEL J. -Files: (abstract) (no object) -Simbad objects: 0