Broad-band continuum and line emission of the γ-ray blazar PKS 0537–441 E. Pian, R. Falomo, R. C. Hartman, L. Maraschi, F. Tavecchio, M. Tornikoski, A. Treves, C. M. Urry, L. Ballo, R. Mukherjee et al. (3 more) A&A, 392 2 (2002) 407-415 Published online: 30 August 2002 DOI: 10.1051/0004-6361:20020881