GRB 021008, optical observations. Castro-Tirado, A. J. ; Klose, S. ; Wisotzki, L. ; Huferath, S. ; Greiner, J. ; Castro Cerón, J. M. ; Gorosabel, J. Abstract Publication: GRB Coordinates Network Pub Date: 2002 Bibcode: 2002GCN..1642....1C