Yuri Opanashchuk, and Olena Sushchenko. “Global Market of Business Tourism: Development Problems and Prospects”. The Journal of V. N. Karazin Kharkiv National University. Series: International Relations. Economics. Country Studies. Tourism, no. 18 (December 31, 2023): 84-89. Accessed July 17, 2024. https://periodicals.karazin.ua/irtb/article/view/23469.