00653naa#a2200193#i#450# EN\\bibl\128769 20260726145132.7 2712-7516 20260726b2026####ek#y0engy0150####ca RU Comparative Analysis of ARIMA and XGBoost models for exchange rate forecasting Journal article Moscow ITBO University 2026 0 с. Journal article local Исследование операций в экономике. 330.45 Alyoshechkina Taisiya Alexandrovna Molokova Sofia Sergeevna Denisenko Vera Konstantinovna zhpi.ru