00635naa#a2200181#i#450# EN\\bibl\44145 20260314193304.6 2500-0535 20211220b2021####ek#y0engy0150####ca ENG RU Features of short-period variability of total electron content at high and middle latitudes Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2021 7 с. Journal article local Вспомогательные геологические науки. 550 ENG Yasyukevich Anna Sergeevna iszf.editorum.ru