GRB 140801A: Redshift from the 10.4m GTC telescope. de Ugarte Postigo, A. ; Gorosabel, J. ; Thoene, C. C. ; Fynbo, J. P. U. ; Xu, D. ; Perez-Valladares, D. ; Gomez-Velarde, G. Abstract Publication: GRB Coordinates Network Pub Date: 2014 Bibcode: 2014GCN.16657....1D