BWANGA, Cynthia; KANYAMUNA, Vincent. Challenges to Sustainable Tourism Marketing Operations in Zambia. Advances in Social Sciences Research Journal, [S. l.], v. 10, n. 6, p. 31–41., 2023. DOI: 10.14738/assrj.106.14678. Disponível em: https://scholarpublishing.org/journals/index.php/ASSRJ/article/view/5667. Acesso em: 28 may. 2026.