Гостюк, Василь Іванович. “Modern Models of State Regulation of Tourism Activities: The International Practice”. Scientific works of Kyiv Aviation Institute. Series Law Journal "Air and Space Law" 2, no. 35 (June 10, 2015): 105–108. Accessed February 17, 2026. https://jrnl.nau.edu.ua/index.php/UV/article/view/8567.