00663naa#a2200193#i#450# EN\INFRA-M\bibl\45266 20240514071500.2 2500-0535 20220325b2022####ek#y0engy0150####ca ENG RU Long-term trend of the ionospheric E-layer response to solar flares Journal article Moscow INFRA-M Academic Publishing LLC. 2022 6 с. Journal article local Геология. Геологические и геофизические науки. 55 ENG Givishvili Givi Vasilyevich Leshchenko Liudmila Nikolaevna naukaru.ru