GRB 170208A: Swift-XRT refined Analysis. Sbarufatti, B. ; Page, K. L. ; Mingo, B. ; Beardmore, A. P. ; D'Avanzo, P. ; D'Elia, V. ; D'Ai, A. ; Burrows, D. N. ; Cholden-Brown, A. Abstract Publication: GRB Coordinates Network Pub Date: 2017 Bibcode: 2017GCN.20649....1S