PHOMMATHAM, Syamphone; SINGSITHA, Soudsadaphone; KEOPHAVONG, Soudjai; ຈະເລີນສຸກ ທິບພາພອນ; THACHANSI, Keoduangjai. Estimate economic value of tourism in Champasack province by using travel cost method . Champasack University Scientific Journal, [S. l.], v. 4, n. 4, p. 28–46, 2020. Disponível em: https://cu-journal.com/index.php/files/article/view/29. Acesso em: 24 jun. 2026.