GRB 980613 optical/IR obs. Castro-Tirado, A. J. ; Gorosabel, J. ; Greiner, J. ; Rigopoulou, D. ; Clements, D. ; Barden, M. ; Lamer, G. ; Costa, E. ; Frontera, F. Abstract Publication: GRB Coordinates Network Pub Date: 1998 Bibcode: 1998GCN...102....1C