Be and O in the ultra metal-poor dwarf 2MASS J18082002-5104378: the Be–O correlation M. Spite, P. Bonifacio, F. Spite, E. Caffau, L. Sbordone and A. J. Gallagher A&A, 624 (2019) A44 Published online: 05 April 2019 DOI: 10.1051/0004-6361/201834741