TY JOUR TI Comparison of modeling of the polar cap absorption effect with observations at the AARI ground-based network KW solar cosmic rays KW geomagnetic cutoff KW high-latitude ionosphere KW ionosondes KW polar cap absorption JO Solar-Terrestrial Physics AU Дмитриев, А.В. AU Долгачева, С.А. AU Трошичев, О.А. AU Пулинец, М.С. PY 2024 IS 10 PB Институт солнечно-земной физики СО РАН