JITDAMRONGSUNTHORN, C. Tourism Management Administration of Chiang Khong District as Border District. Academic Journal of Thailand National Sports University, Chonburi, Thailand, v. 7, n. 3, p. 77–88, 2015. Disponível em: https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/256684. Acesso em: 14 may. 2024.