THE INFLUENCE OF FACTORS ON THE COMPETITIVENESS OF THE MARKET OF TOURIST SERVICES IN UKRAINE. Ekon. čas. Volins. nac. unìv. ìm. Lesì Ukraïnki [Internet]. 2020 Jun. 30 [cited 2024 May 6];2(22):43-5. Available from: https://echas.vnu.edu.ua/index.php/echas/article/view/572