GRB050509B: Optical/Infared observations. Covino, S. ; Israel, G. L. ; Antonelli, L. A. ; Malesani, D. ; Melandri, A. ; Masetti, N. ; Tagliaferri, G. Abstract Publication: GRB Coordinates Network Pub Date: 2005 Bibcode: 2005GCN..3413....1C