TNG/DOLORES redshift for GRB080721. D'Avanzo, P. ; D'Elia, V. ; Adreuzzi, G. ; Tessicini, G. ; Antonelli, L. A. ; Fiore, F. ; Fugazza, D. ; Guidorzi, C. ; Chincarini, G. Abstract Publication: GRB Coordinates Network Pub Date: 2008 Bibcode: 2008GCN..7997....1D