GRB050117: optical observation. Karimov, R. ; Ibrahimov, M. ; Kahharov, B. ; Asfandiyarov, I. ; Sharapov, D. ; Pozanenko, A. ; Rumyantsev, V. ; Beskin, G. Abstract Publication: GRB Coordinates Network Pub Date: 2005 Bibcode: 2005GCN..2958....1K