Conference Paper
Unruh, Y. C.; Knaack, R.; Fligge, M.; Solanki, S. K.: Are the Sun's brightness variations really tamer than those of other comparable solar-type stars? In: Cool Stars, Stellar Systems and the Sun XI, pp. CD - 748 (Eds. López, G.; J., R.; Rebolo; R.; Osorio, Z. et al.). Astronomical Society of the Pacific, San Francisco (2001)