Budaraga, I. K., Arnim, Y. M., and Usman, B. “Liquid smoke toxicity characteristic from raw materials variation production with different temperature and concentration level”. International Journal of Agricultural Technology, vol. 12, no. 6, Nov. 2016, pp. 1017-34, https://li04.tci-thaijo.org/index.php/IJAT/article/view/6684.