GRB060712: MASTER optical observation. Lipunov, V. ; Kornilov, V. ; Kuvshinov, D. ; Tyurina, N. ; Belinski, A. ; Gorbovskoy, E. ; Krylov, A. ; Borisov, G. ; Sankovich, A. ; Sinitsin, M. ; Gritsyk, P. Abstract Publication: GRB Coordinates Network Pub Date: 2006 Bibcode: 2006GCN..5303....1L