Rungchang, S., Numthuam, S., Charoensook, R., Thongkum, P., and Junmatong, C. 2018. “Method Development for Pesticide Determination in Paddy Rice Using Near Infrared Spectroscopy”. International Journal of Agricultural Technology 14 (1):123-29. https://li04.tci-thaijo.org/index.php/IJAT/article/view/5868.