Stonsaovapak, S., P. Chareonthamawat, and M. Boonyaratanakornkit. “Inhibitory Effects of Selected Thai Spices and Medicinal Plants on Escherichia coli O157 : H 7 and Yersinia enterocolitica”. Agriculture and Natural Resources, vol. 34, no. 4, Dec. 2000, pp. 510-7, https://li01.tci-thaijo.org/index.php/anres/article/view/240395.