Timescales of merger, starburst and AGN activity in radio galaxy B2 0648+27 B. H. C. Emonts, R. Morganti, C. N. Tadhunter, J. Holt, T. A. Oosterloo, J. M. van der Hulst and K. A. Wills A&A, 454 1 (2006) 125-135 Published online: 03 July 2006 DOI: 10.1051/0004-6361:20054753