TANIA, Theresia Levi; SINAMBELA, Ella Anastasya. Sustainable Tourism: Policy Directions. Bulletin of Science, Technology and Society, [S. l.], v. 1, n. 1, p. 11–14, 2022. Disponível em: https://inti.ejournalmeta.com/index.php/inti/article/view/4. Acesso em: 30 dec. 2025.