00789naa#a2200193#i#450# EN\INFRA-M\bibl\113778 20260626005500.5 2500-0535 20260325b2026####ek#y0engy0150####ca ENG RU Comparative analysis of responses of minimum frequency of ionogram reflections and mesosphere-lower thermosphere temperature to winter sudden stratospheric warmings Journal article Moscow INFRA-M Academic Publishing LLC. 2026 9 с. Journal article local Ионосфера: теории, влияния ионосферы, распределение и т. д.. 550.388.2 ENG Ratovsky Konstantin Gennadyevich Medvedeva Irina Viktorovna zh-szf.ru