Accurate classification of 17 AGNs detected with Swift/BAT P. Parisi, N. Masetti, E. Jiménez-Bailón, V. Chavushyan, A. Malizia, R. Landi, M. Molina, M. Fiocchi, E. Palazzi, L. Bassani et al. (9 more) A&A, 507 3 (2009) 1345-1358 Published online: 01 October 2009 DOI: 10.1051/0004-6361/200912931