GRB 080727B: GROND redshift limit. Kruehler, T. ; Greiner, J. ; Schrey, F. ; Clemens, C. ; Yoldas, A. ; Kupcu Yoldas, A. ; Szokoly, G. Abstract Publication: GRB Coordinates Network Pub Date: 2008 Bibcode: 2008GCN..8045....1K