00778naa#a2200229#i#450# EN\\bibl\15171 20260314080705.6 2500-0535 20170202b2017####ek#y0engy0150####ca ENG RU Influence of January 2009 stratospheric warming on HF radio wave propagation in the low-latitude ionosphere Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2017 12 с. Journal article local Kotova Daria Sergeevna Klimenko Maksim Vladimirovich Klimenko Vladimir Viktorovich Zakharov Veniamin Efimovich Bessarab Fedor Semenovich Korenkov Yuriy Nikolaevich ras.editorum.ru