The crucial role of surface magnetic fields for stellar dynamos: Epsilon Eridani, 61 Cygni A, and the Sun Auteur(s): Jeffers S. V., Cameron R. H., Marsden S. C., Saikia S. Boro, Folsom C. P., Jardine M. M., Morin J., Petit P., See V., Vidotto A. A., Wolter U., Mittag M. (Article) Publié: Astronomy & Astrophysics, vol. 661 p.A152 (2022) Texte intégral en Openaccess : Ref HAL: hal-03702852_v1 Ref Arxiv: 2201.07530 Ref INSPIRE: 2100236 DOI: 10.1051/0004-6361/202142202 Ref. & Cit.: NASA ADS Exporter : BibTex | endNote Commentaires: 8 pages, 5 figures: Accepted by A&A |