00701naa#a2200193#i#450# EN\\bibl\21934 20260312173646.4 2712-9640 20190628b2019####ek#y0engy0150####ca RUS RU Diagnostics of auroral oval boundaries on the basis of the magnetogram inversion technique Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2019 16 с. Journal article local Геология. Геологические и геофизические науки. 55 RUS Lunyushkin Sergey Bronislavovich Penskikh Yury Vladimirovich ras.editorum.ru