GRB 160314A: Weihai optical upper limit. Xu, D. ; Hu, Y. -D. ; Qing, Y. ; Han, Y. -H. ; Zhang, C. -M. ; Hu, S. -M. ; Cao, C. Abstract Publication: GRB Coordinates Network Pub Date: 2016 Bibcode: 2016GCN.19183....1X