Liu, D., C.F. Qian, S.G. Min, and Q.H. Bian. “Determination of Herbicide Residues in Grain and Soil by Gel Permeation Chromatography”. Asian Journal of Chemistry 24, no. 7 (March 12, 2012): 2957–2960. Accessed July 22, 2024. https://asianpubs.org/index.php/ajchem/article/view/9269.