The formation of S0 galaxies: evidence from globular clusters J. M. Barr, A. G. Bedregal, A. Aragón-Salamanca, M. R. Merrifield and S. P. Bamford A&A, 470 1 (2007) 173-178 Published online: 10 May 2007 DOI: 10.1051/0004-6361:20077151