Saiyasopon, S., T. Pakittawichit, W. Mankan, and S. Meenongwah. “Cross-Border Tourism Development in the Thai-Lao Border Area of Tha Li - Luang Prabang”. Interdisciplinary Academic and Research Journal, vol. 3, no. 6, Dec. 2023, pp. 839-60, doi:10.60027/iarj.2023.271978.