Mangkalakanong, Juthara, and Nisit Intamano. 2018. “Legal Measures to Promote the Community Economy Case Study: U as a Local Spirits in Nakhon Phanom”. Rajapark Journal 12 (25). Bangkok, Thailand:141-50. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/121533.