Kirdmalai, N., Vaseenonta, C., Romye, L., & Udomkijmongkol, C. (2018). Administrative Development Conditions and Problems of Indigo Products Implementation in Sakonnakhon Province: Administrative Development Conditions and Problems of Indigo Products Implementation in Sakonnakhon Province. Governance Journal, 7(2), 291–313. Retrieved from https://so01.tci-thaijo.org/index.php/gjournal-ksu/article/view/163601