00783naa#a2200205#i#450# EN\INFRA-M\bibl\4892 20260513052238.3 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 Геология. Геологические и геофизические науки. 55 RUS Ratovsky Konstantin Gennadyevich Oinats Aleksey Vladimirovich Medvedev Andrey Vsevolodovich naukaru.ru