Extremely metal-poor stars in classical dwarf spheroidal galaxies: Fornax, Sculptor, and Sextans
M. Tafelmeyer, P. Jablonka, V. Hill, M. Shetrone, E. Tolstoy, M. J. Irwin, G. Battaglia, A. Helmi, E. Starkenburg, K. A. Venn, T. Abel, P. Francois, A. Kaufer, P. North, F. Primas and T. Szeifert
A&A, 524 (2010) A58
DOI: https://doi.org/10.1051/0004-6361/201014733