00497naa#a2200169#i#450# EN\\bibl\3495 20260311154757.3 2712-9640 20150317b2015####ek#y0engy0150####ca RUS RU Auroral oval as a beautiful but outdated paradigm Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2015 12 с. Journal article local Lazutin Leonid Leonidovich ras.editorum.ru