%0 Journal Article %T Pitch-angle anisotropy and differential rigidity spectra of cosmic rays during GLE on May 2 and 6, 1998 %A Луковникова, А.А. %A Сдобнов, В.Е. %K cosmic rays, ground level enhancement, anisotropy, rigidity spectrum %J Solar-Terrestrial Physics %D 2022 %N 8 %P 4 %I Институт солнечно-земной физики СО РАН