VLT spectroscopy of galaxies lensed by the AC 114 cluster: - Implications for the mass model and the study of low-luminosity galaxies at high-redshiftL. E. Campusano, R. Pelló, J.-P. Kneib, J.-F. Le Borgne, B. Fort, R. Ellis, Y. Mellier and I. SmailA&A, 378 2 (2001) 394-407DOI: https://doi.org/10.1051/0004-6361:20011216