ชุ่มศิริ เ. “Evaluation of Food Canteen According to Local Administration Regulation Compliance : A Case Study in Ratchaburi Minicipality”. Public Health Policy and Laws Journal, vol. 2, no. 3, Jan. 2015, pp. 329-41, https://so05.tci-thaijo.org/index.php/journal_law/article/view/162525.