Baumann, I.; Schmitt, D.; Schüssler, M.: A necessary extension of the surface flux transport model. Astronomy and Astrophysics 446, pp. 307 - 314 (2006)
Baumann, I.; Solanki, S. K.: On the size distribution of sunspot groups in the Greenwich sunspot record 1874-1976. Astronomy and Astrophysics 443, pp. 1061 - 1066 (2005)
Baumann, I.; Schmitt, D.; Schüssler, M.; Solanki, S. K.: Evolution of the large-scale magnetic field on the solar surface: a parameter study. Astronomy and Astrophysics 426, pp. 1075 - 1091 (2004)
The Uranian magnetic field is more expansive than previously thought, according to newly analyzed data from Voyager 2, making it easier to search for moons with oceans.