Swift Trigger 642453: a possible GRB. D'Elia, V. ; Barthelmy, S. D. ; Cummings, J. R. ; Izzo, L. ; Kennea, J. A. ; Marshall, F. E. ; Siegel, M. H. Abstract Publication: GRB Coordinates Network Pub Date: 2015 Bibcode: 2015GCN.17901....1D