00775naa#a2200217#i#450# EN\INFRA-M\bibl\28059 /en/manage/index 20250410182713.4 2500-0535 20190322b2019####ek#y0engy0150####ca RUS RU Solving a navigation problem with the total electron content model GEMTEC Journal article Moscow INFRA-M Academic Publishing LLC. 2019 3 с. Journal article local Общие вопросы математических и естественных наук. 50 RUS Kholmogorov Andrey Aleksandrovich Ivanov Vsevolod Borisovich Gorbachev Oleg Anatolyevich test.editorum.ru /en/manage/index