The Faber-Jackson relation for early-type galaxies: dependence on the magnitude range A. Nigoche-Netro, J. A. L. Aguerri, P. Lagos, A. Ruelas-Mayorga, L. J. Sánchez and A. Machado A&A, 516 (2010) A96 Published online: 21 July 2010 DOI: 10.1051/0004-6361/200912719