GRB 090727: i-band observations from 1.23m CAHA. Gorosabel, J. ; Huelamo, N. ; Fernandez, M. ; Jelinek, M. ; Kubanek, P. ; de Ugarte Postigo, A. ; Castro-Tirado, A. J. ; Smith, R. J. ; Mundell, C. G. Abstract Publication: GRB Coordinates Network Pub Date: 2009 Bibcode: 2009GCN..9728....1G