TY JOUR TI Global disturbance of Earth’s magnetosphere and its connection with space weather KW magnetosphere KW geomagnetic activity KW space weather KW solar activity cycles KW magnetically quiet and magnetically disturbed days KW solar wind parameters JO Solnechno-Zemnaya Fizika AU Kurazhkovskaya, N.A. PY 2020 IS 6 PB Institute of Solar-Terrestrial Physics SB RAS