YAQOOB, M., MUMTAZ, M., MUKHTAR, H., ANWAR, F., & SHAHZAD, A. (2010). Determination of Organophosphorous Pesticide Residue in Water Samples using Gas Chromatography- Electron Capture Detector. Asian Journal of Chemistry, 20(3), 2064–2068. Retrieved from https://asianpubs.org/index.php/ajchem/article/view/19196