BUKIT LAWANG ECOTOURISM DIGITAL CAMPAIGN IN CULTIVATING ECOCENTRISM ETHICS FOR MEDAN CITY RESIDENTS . OPINI: Journal of Communication and Social Science, [S. l.], v. 2, n. 2, p. 88–100, 2025. DOI: 10.70489/5q9t4a36. Disponível em: https://journal.aspublisher.co.id/index.php/opini/article/view/907.. Acesso em: 12 jan. 2026.