Gamma-ray bursts associated with supernovae: a systematic analysis of BATSE GRB candidates Z. Bosnjak, A. Celotti, G. Ghirlanda, M. Della Valle and E. Pian A&A, 447 1 (2006) 121-132 Published online: 27 January 2006 DOI: 10.1051/0004-6361:20052803