GRB 111225A: Swift detection of a burst with an optical counterpart. Siegel, M. H. ; Baumgartner, W. H. ; Chester, M. M. ; Gehrels, N. ; Grupe, D. ; Marshall, F. E. ; Melandri, A. ; Palmer, D. M. ; Sakamoto, T. ; Swenson, C. A. ; Ukwatta, T. N. ; Zhang, B. -B. Abstract Publication: GRB Coordinates Network Pub Date: 2011 Bibcode: 2011GCN.12720....1S