GRB 140226A/iPTF14yb: 1.23m CAHA observations. Gorosabel, J. ; Ordonez, I. ; Perez-Hoyos, S. ; Hueso, R. ; Salamero, J. J. ; Cebrian, D. ; Martorell, P. ; Pidal, R. Abstract Publication: GRB Coordinates Network Pub Date: 2014 Bibcode: 2014GCN.15895....1G