ALFIANDRI, A.; PRASOJO, E.; SALOMO, R. V. . COLLABORATION OF MARINE ECOTOURISM IN RIAU ISLANDS PROVINCE TOWARDS SUSTAINABLE TOURISM. Advances in Social Sciences Research Journal, [S. l.], v. 8, n. 3, p. 45–60, 2021. DOI: 10.14738/assrj.84.9798. Disponível em: https://journals.scholarpublishing.org/index.php/ASSRJ/article/view/9798. Acesso em: 7 may. 2024.