Surface magnetic activity of the fast-rotating G5 giant IN Comae, central star of the faint planetary nebula LoTr 5Zs. Kővári, K. G. Strassmeier, K. Oláh, L. Kriskovics, K. Vida, T. A. Carroll, T. Granzer, I. Ilyin, J. Jurcsik, E. Kővári and M. WeberA&A, 624 (2019) A83DOI: https://doi.org/10.1051/0004-6361/201834810