“Adoption of International Standards and Their Impact on The Effectiveness of The Marketing Strategies of Tourism Institutions”, Peri. Jour. of Mode. Phil. Soci. Scie. and Huma., vol. 11, pp. 87–98, Oct. 2022, Accessed: Apr. 19, 2025. [Online]. Available: https://periodica.org/index.php/journal/article/view/227