GRB 130912A: Swift-XRT refined analysis. Kennea, J. A. ; Gompertz, B. P. ; Osborne, J. P. ; Page, K. L. ; Maselli, A. ; Melandri, A. ; Sbarufatti, B. ; Mangano, V. ; Stroh, M. C. ; D'Elia, V. Abstract Publication: GRB Coordinates Network Pub Date: 2013 Bibcode: 2013GCN.15221....1K