GRB 181213A: AbAO optical observations. Belkin, S. ; Pozanenko, A. ; Inasaridze, R. Y. ; Ayvazian, V. R. ; Kapanadze, G. V. ; Mazaeva, E. ; Volnova, A. ; Molotov, I. Abstract Publication: GRB Coordinates Network Pub Date: 2018 Bibcode: 2018GCN.23539....1B