00752naa#a2200193#i#450# EN\INFRA-M\bibl\48868 20241002094339.3 2712-9640 20220630b2022####ek#y0engy0150####ca RUS RU Pitch-angle anisotropy and differential rigidity spectra of cosmic rays during GLE on May 2 and 6, 1998 Journal article Moscow INFRA-M Academic Publishing LLC. 2022 4 с. Journal article local Астрономия. Астрофизика. Исследование космического пространства. Геодезия. 52 RUS Lukovnikova Anna Aleksandrovna Sdobnov Valeriy Evgen'evich naukaru.ru