LDR 01105naa#a2200217#i#450# 001 EN\\bibl\16546 005 20250716034313.3 100 ## _a20250626b2025####ek#y0engy0150####ca 102 ## _aRU 200 1# _aREGRESSION MODELS ANALYSIS OF THE DEPENDENCES ELECTRON CONCENTRATION OF THE F2 LAYER IONOSPHERE MAXIMUM ON SOLAR ACTIVITY AND YEARLY SEASONS BASED ON THE TOMSK IONOSPHERIC STATION DATA _eConference article/thesis 210 1# _aTomsk _cV.E. Zuev Institute of Atmospheric Optics, Siberian Branch of the Russian Academy of Sciences _d2025 215 ## _a3 с. 606 ## _aЭкология и природопользование. 05.04.06 _2local 608 ## _aConference article/thesis _2local 675 ## _aФизические свойства. Состав и строение атмосферы. 551.510 _z 686 ## _aЗемля в целом. 260 _2bbk 686 ## _aФизика атмосферы. 6326 _2tbk 686 ## _aГеомагнетизм и высокие слои атмосферы. 37.15 _2grnti 700 #1 _aBorisevich _gA. N. 700 #1 _aKolesnik _gSergey Anatol'evich 856 4# _aiao.editorum.ru _u