The odd-isotope fractions of barium in CEMP-r/s star HE 0338-3945 and r-II star CS 31082-001 X. Y. Meng, W. Y. Cui, J. R. Shi, X. H. Jiang, G. Zhao, B. Zhang and J. Li A&A, 593 (2016) A62 Published online: 21 September 2016 DOI: 10.1051/0004-6361/201527318