01045naa#a2200241#i#450# EN\INFRA-M\bibl\63896 /en/manage/index 20250724103045.4 2712-9640 20230929b2023####ek#y0engy0150####ca RUS RU Spectral analysis of IAR oscillations to determine the value and variability of the peak electron density NmF2 Journal article Moscow INFRA-M Academic Publishing LLC. 2023 10 с. Journal article local Астрономия. Астрофизика. Исследование космического пространства. Геодезия. 52 Геология. Геологические и геофизические науки. 55 RUS Potapov Alexander Sergeevich Polyushkina Tatyana Nikolaevna Guglielmi Anatol Vladimirovich Ratovsky Konstantin Gennadyevich Moskalev Ilya Sergeevich test.editorum.ru /en/manage/index