Jet collimation in NGC 315 and other nearby AGN B. Boccardi, M. Perucho, C. Casadio, P. Grandi, D. Macconi, E. Torresi, S. Pellegrini, T. P. Krichbaum, M. Kadler, G. Giovannini et al. (7 more) A&A, 647 (2021) A67 Published online: 11 March 2021 DOI: 10.1051/0004-6361/202039612