Spots, plages, and flares on λ Andromedae and II Pegasi A. Frasca, K. Biazzo, G. Taş, S. Evren and A. C. Lanzafame A&A, 479 2 (2008) 557-565 Published online: 12 December 2007 DOI: 10.1051/0004-6361:20077915