PANKIV N, DROZD N. TRENDS IN THE DEVELOPMENT OF EXTREME TOURISM IN UKRAINE. Herald of Khmelnytskyi National University. Economic sciences [Internet]. 2022 Dec. 29 [cited 2026 Jan. 28];312(6(1):130-45. Available from: https://heraldes.khmnu.edu.ua/index.php/heraldes/article/view/759