00656naa#a2200181#i#450# EN\\bibl\36350 20260313170511.5 2712-9640 20201222b2020####ek#y0engy0150####ca RUS RU Geometric factor in seasonal variations of daily average values of the geomagnetic index Dₛₜ Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2020 7 с. Journal article local Геология. Геологические и геофизические науки. 55 RUS Makarov Georgy Afanasyevich ras.editorum.ru