Wang, Qi, Jianzhong Yin, Shaoxiong Wu, Allison Rabkin Golden, and Yaling Yang. “Ultrasound-Assisted Dispersive Liquid-Liquid Microextraction for Determination of Organophosphorus Pesticides in Water Samples by Gas Chromatography-Pulsed Flame Photometric Detection”. Asian Journal of Chemistry 26, no. 19 (September 18, 2014): 6499–6502. Accessed July 17, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_20_43.