The Role Of NGO In Ecotourism Development In The Bukit Lawang Tourism Village Plantation, North Sumatra. Journey : Journal of Tourismpreneurship, Culinary, Hospitality, Convention and Event Management, [S. l.], v. 6, n. 1, p. 43–52, 2023. DOI: 10.46837/journey.v6i1.155. Disponível em: https://ojs-journey.pib.ac.id/index.php/art/article/view/155. Acesso em: 16 apr. 2026.