GRB 050215b, BOOTES-2 simultaneous optical observations. Jelinek, M. ; Castro-Tirado, A. J. ; Gorosabel, J. ; de Ugarte Postigo, A. ; Kubanek, P. ; Hudec, R. ; Mateo Sanguino, T. J. ; Soria, T. ; Fernandez, R. ; Fabregat, J. Abstract Publication: GRB Coordinates Network Pub Date: 2005 Bibcode: 2005GCN..3029....1J