INVESTIGATING THE INFLUENCE OF GEOMETRY OF THE HELIOSPHERIC NEUTRAL CURRENT SHEET AND SOLAR ACTIVITY ON MODULATION OF GALACTIC COSMIC RAYS WITH A METHOD OF MAIN COMPONENTS Journal title: Solar-Terrestrial Physics Authors: Gololobov P.Yu., Krivoshapkin P.A., Krymsky G.F., Gerasimova S.K. Subject(s): Physics, Atmospheric Sciences