Starspot activity of HD 199178: Doppler images from 1994-2017. - Hackman, T.; Ilyin, I.; Lehtinen, J. J.; Kochukhov, O.; Käpylä, M. J.; Piskunov, N.; Willamo, T. (Astronomy & Astrophysics / Astronomie et Astrophysique, 2019)