LDR 00817naa#a2200205#i#450#
001     EN\INFRA-M\bibl\109010
005     20251226080816.5
011 ## _a2712-9640
100 ## _a20251210b2025####ek#y0engy0150####ca
102 ## _aRU
200 1# _aTrends in the F2-layer critical frequency from data obtained at the ionospheric station Yakutsk during the period from 1956 to 2017
       _eJournal article
210 1# _aMoscow
       _cINFRA-M Academic Publishing LLC.
       _d2025
215 ## _a8 с.
608 ## _aJournal article
       _2local
675 ## _aИоносфера: теории, влияния ионосферы, распределение и т. д.. 550.388.2
       _z
700 #1 _aKobyakova
       _gSargylana Egorovna
700 #1 _aGololobov
       _gArtem Yuryevich
700 #1 _aKarimov
       _gRustam Ramilyevich
700 #1 _aStepanov
       _gAleksandr Egorovich
856 4# _anaukaru.ru
       _u