Super-solar metallicity at the position of the ultra-long GRB 130925A P. Schady, T. Krühler, J. Greiner, J. F. Graham, D. A. Kann, J. Bolmer, C. Delvaux, J. Elliott, S. Klose, F. Knust et al. (11 more) A&A, 579 (2015) A126 Published online: 15 July 2015 DOI: 10.1051/0004-6361/201526060