Multi-element Doppler imaging of the CP2 star HD 3980 N. Nesvacil, T. Lüftinger, D. Shulyak, M. Obbrugger, W. Weiss, N. A. Drake, S. Hubrig, T. Ryabchikova, O. Kochukhov, N. Piskunov and N. Polosukhina A&A, 537 (2012) A151 Published online: 26 January 2012 DOI: 10.1051/0004-6361/201117097