OSSAMA , Moustafa. VOLUNTEER TOURISM: CURRENT IMPACTS AND FUTURE DIRECTIONS. Innovation Science and Technology, [S. l.], v. 2, n. 4, 2026. DOI: 10.5281/zenodo.19644246. Disponível em: https://www.ist-journal.uz/index.php/IST/article/view/748. Acesso em: 19 apr. 2026.