BATUBARA, F. Y.; FRINALDI, A. .; LANIN, D. .; REMBRANDT, R.; UMAR, G. .; SYAH, N. . The Systematic Literature Review: Public Policy Implementation in Achieving Ecotourism Sustainability at Harau Valley Waterfall, West Sumatra. TOFEDU: The Future of Education Journal, [S. l.], v. 4, n. 9, p. 5681–5692, 2025. DOI: 10.61445/tofedu.v4i9.1236. Disponível em: https://journal.tofedu.or.id/index.php/journal/article/view/1236. Acesso em: 1 jan. 2026.