Svidlo, Karyna, Lyudmila Mamchenko, and Anna Sokolenko. “PROSPECTS FOR THE DEVELOPMENT OF ECOLOGICAL TOURISM IN THE KHARKIV REGION”. SWorld-Ger Conference proceedings 1, no. gec22-01 (October 30, 2022): 68–74. Accessed October 31, 2024. https://proconference.org/index.php/gec/article/view/gec22-01-006.