Liu, W., Huang, D., Min, Y., Pan, Q., Wu, N., Fen, S., & Yan, H. (2015). Determination of 57 Pesticide Residues in Chinese Herbal Medicines Using Online Gel Permeation Chromatography-Gas Chromatography-Mass Spectrometry. Asian Journal of Chemistry, 27(6), 2061–2064. https://doi.org/10.14233/ajchem.2015.17690