Anuntarumporn, Chalida, and Somyos Avakiat. 2018. “Business Operation Guideline with Corporate Social Responsibility of Listed Companies in Market for Alternative Investment (MAI)”. Rajapark Journal 12 (26). Bangkok, Thailand:241-54. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/145138.