Chernomaz, Pavel, and Olena Chavalakh. 2017. “Transformation of the Structure of Ukrainian Foreign Trade Due to the Ukraine-European Union Association Agreement”. The Journal of V. N. Karazin Kharkiv National University. Series: International Relations. Economics. Country Studies. Tourism, no. 6 (December), 82-88. https://periodicals.karazin.ua/irtb/article/view/9975.