Position-velocity diagrams of ionized gas in the inner regions of disk galaxies J. G. Funes S. J., E. M. Corsini, M. Cappellari, A. Pizzella, J. C. Vega Beltrán, C. Scarlata and F. Bertola A&A, 388 1 (2002) 50-67 Published online: 28 May 2002 DOI: 10.1051/0004-6361:20020406