KRUPENNA I, HORBATIUK Y. INFLUENCE OF THE CONCEPT OF SUSTAINABLE DEVELOPMENT OF TOURISM ON THE FORMATION OF MARKETING STRATEGIES OF TOURIST COMPANIES. Herald of Khmelnytskyi National University. Economic sciences [Internet]. 2022 Mar. 18 [cited 2026 Jan. 28];304(2(2):203-9. Available from: https://heraldes.khmnu.edu.ua/index.php/heraldes/article/view/1083