XIONGTOUA, T.; CHANTHAVONE, T.; KINGSADA, Y.; THAMMAVONG , V.; SOULISACK, S. Evaluation of Economic Values of the 1st Plain of Jars Tourist Attraction in Xiengkhouang Province. Souphanouvong University Journal Multidisciplinary Research and Development , [S. l.], v. 6, n. 2, p. 137–148, 2020. Disponível em: http://www.su-journal.com/index.php/su/article/view/274. Acesso em: 17 jan. 2026.