MEREZHKO Ніна, ZOLOTAROVA Оксана, and KALUGA Ніна. “ustoms learance of nergy ources mports”. Ius Modernum 119, no. 6 (December 10, 2021): 41–52. ccessed March 29, 2026. https://journals.knute.edu.ua/foreign-trade/article/view/82.