Hertzsprung-Russell diagram and mass distribution of barium stars A. Escorza, H. M. J. Boffin, A. Jorissen, S. Van Eck, L. Siess, H. Van Winckel, D. Karinkuzhi, S. Shetye and D. Pourbaix A&A, 608 (2017) A100 Published online: 12 December 2017 DOI: 10.1051/0004-6361/201731832