TY JOUR TI The current state of the theory of Pc1 range ULF pulsations in magnetospheric plasma with heavy ions: A review KW Pc1 geomagnetic pulsations KW ULF waves KW ion-ion hybrid waves KW multicomponent plasma KW heavy ions JO Solar-Terrestrial Physics AU Mikhailova, O.S. AU Klimushkin, D.Y. AU Mager, P.N. PY 2022 IS 8 PB INFRA-M Academic Publishing LLC.