Doppler images and the underlying dynamo - The case of AF Leporis S. P. Järvinen, R. Arlt, T. Hackman, S. C. Marsden, M. Küker, I. V. Ilyin, S. V. Berdyugina, K. G. Strassmeier and I. A. Waite A&A, 574 (2015) A25 Published online: 19 January 2015 DOI: 10.1051/0004-6361/201424229