00745naa#a2200193#i#450# EN\\bibl\43813 20260311172314.3 2500-0535 20211220b2021####ek#y0engy0150####ca ENG RU Studying auroral activity using the SME index at the magnetic storm main phase during CIR and ICME events Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2021 5 с. Journal article local Астрономия. Астрофизика. Исследование космичечского пространства. 520 ENG Boroev Roman Nikolaevich Vasiliev Mikhail Semenovich ras.editorum.ru