OLEINIKOV Юрій, and SEROVA Людмила. “evaluation of ryvnia in the ystem of egulationof oreign rade in kraine”. Foreign trade: economics, finance, law 104, no. 3 (June 19, 2019): 102–115. ccessed May 5, 2024. https://journals.knute.edu.ua/foreign-trade/article/view/308.