Environmental Conservation Based on Community Empowerment: Case Study in Toba Caldera UNESCO Global Geopark. J. Bina Praja [Internet]. 26 Desember 2022 [dikutip 6 Juli 2026];14(3):517-2. Tersedia pada: https://jurnal.kemendagri.go.id/index.php/jbp/article/view/1422