VLT spectroscopy of globular cluster systems - I. The photometric and spectroscopic data setT. H. Puzia, M. Kissler-Patig, D. Thomas, C. Maraston, R. P. Saglia, R. Bender, T. Richtler, P. Goudfrooij and M. HempelA&A, 415 1 (2004) 123-143DOI: https://doi.org/10.1051/0004-6361:20031448