00671naa#a2200193#i#450# EN\INFRA-M\bibl\4892 20241124031759.7 2712-9640 20150617b2015####ek#y0engy0150####ca RUS RU Similarities and differences between regular variations of F2-layer parameters of polar and midlatitude ionosphere in East Siberian sector Journal article Moscow INFRA-M Academic Publishing LLC. 2015 9 с. Journal article local Ratovsky Konstantin Gennadyevich Oinats Aleksey Vladimirovich Medvedev Andrey Vsevolodovich zh-szf.ru