00735naa#a2200193#i#450# EN\\bibl\59242 20260313084532.5 2500-0535 20230930b2023####ek#y0engy0150####ca ENG RU Retrospective analysis of long-term regional features of the dynamic regime of the ionosphere over the south of Eastern Siberia Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2023 8 с. Journal article local Геология. Геологические и геофизические науки. 55 ENG Khabituev Denis Sergeevich Chernigovskaya Marina Arturovna ras.editorum.ru