GRB 170317A: MITSuME Okayama Optical Observation. Kuroda, D. ; Yanagisawa, K. ; Shimizu, Y. ; Toda, H. ; Nagayama, S. ; Yoshida, M. ; Ohta, K. ; Kawai, N. Abstract Publication: GRB Coordinates Network Pub Date: 2017 Bibcode: 2017GCN.20899....1K