GRB 160625B: RTT150 optical observations. Bikmaev, I. ; Irtuganov, E. ; Sakhibullin, N. ; Burenin, R. ; Pavlinsky, M. ; Sunyaev, R. ; Khamitov, I. ; Kirbiyik, H. ; Kiziloglu, U. ; Gogus, E. Abstract Publication: GRB Coordinates Network Pub Date: 2016 Bibcode: 2016GCN.19651....1B