Intarapanich, Supawita, Thanya Pakpian, and Chattawat Limpsurapong. 2022. “PRODUCTIVITY TECHNIQUES, COMPETITIVENESS AND WEALTHNESS: EVIDENCE FROM COMMUNITY ENTERPRISE IN SAKON NAKHON”. RMUTT Global Business and Economics Review 17 (1). Pathum Thani, Thailand:61-79. https://so03.tci-thaijo.org/index.php/RMUTT-Gber/article/view/255526.