TOPoS - IV. Chemical abundances from high-resolution observations of seven extremely metal-poor stars
P. Bonifacio, E. Caffau, M. Spite, F. Spite, L. Sbordone, L. Monaco, P. François, B. Plez, P. Molaro, A. J. Gallagher, R. Cayrel, N. Christlieb, R. S. Klessen, A. Koch, H.-G. Ludwig, M. Steffen, S. Zaggia and C. Abate
A&A, 612 (2018) A65
DOI: https://doi.org/10.1051/0004-6361/201732320