Shamara, I., H. Haponenko, and M. Levina. “Problems and Prospects of Development of the Tourist Market of Poltava Region”. The Journal of V. N. Karazin Kharkiv National University. Series: International Relations. Economics. Country Studies. Tourism, no. 12, Dec. 2020, pp. 252-60, doi:10.26565/2310-9513-2020-12-25.