Аннотация:We present the results of GRB 220921A, GRB 180914B, GRB 181002A and GRB 170522A observations, made by MASTER Global Robotic Net telescopes, including MASTER OT J220925.53+250343.3 and MASTER OT J042553.42-402420.7 / AT2022vjw optical counterparts detectiondoi: 10.24412/0236-2457-1655-1-4 https://cyberleninka.ru/search?q=10.24412%2F0236-2457-1655-1-4&page=1
