Phoungmanee, T. “Street Art: Aesthetic Spaces and Driving Cultural Tourism in Loei Municipality, Muang District, Loei Province”. Research and Development Journal, Loei Rajabhat University, vol. 20, no. 71, Apr. 2025, pp. 1-13, https://so05.tci-thaijo.org/index.php/researchjournal-lru/article/view/276455.