00692naa#a2200193#i#450# EN\\bibl\71493 20260309221458.1 2500-0535 20240326b2024####ek#y0engy0150####ca ENG RU Effect of the NO concentration on the ratio I₅₅₇.₇/I₄₂₇.₈ in auroras Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2024 4 с. Journal article local Геология. Геологические и геофизические науки. 55 ENG Ivanov Vladimir Evgenievich Dashkevich Zhanna Vladimirovna ras.editorum.ru