Ritthirong, Araya, and Patchara Sinloyma. 2022. “Determination of Organophosphate and Carbamate Pesticide Residues in Vegetables Used in Nutrition Division of Police Cadet Academy”. Suan Dusit Graduate School Academic Journal 18 (1). Bankok, Thailand:87-103. https://so19.tci-thaijo.org/index.php/SDUGSAJ/article/view/228.