Long, Hau. “SUSTAINABLE DEVELOPMENT OF TOURISM RESOURCES IN TUYEN QUANG AND BINH PHUOC PROVINCES, VIETNAM: A COMPARATIVE ANALYSIS”. International Journal of Interdisciplinary Research in Marketing and Management (IJIRMM) 9, no. 2 (August 3, 2023): 29–38. Accessed May 4, 2025. https://sadijournals.org/index.php/IJIRMM/article/view/81.