00657naa#a2200205#i#450# EN\\bibl\52872 20250202181528.7 2587-9936 20190925b2019####ek#y0engy0150####ca RUS RU Super water maser flare at W49N source Journal article Sevastopol Federal State Educational Institution of Higher Education Sevastopol State University 2019 6 с. Journal article local Солнце. Физика Солнца. 523.9 RUS Volvach Alexandr E Volvach Larisa N Larionov Michail G rusjbpc.ru