Talukder, F. A., W. Kaakeh, M. L. Deadman, and J. H. A. Dahmani. “Determination of Pesticide Residue Levels in Omani and UAE Vegetable Farm Soils”. Biological Sciences - PJSIR, vol. 51, no. 6, Dec. 2008, pp. 309-16, https://v2.pjsir.org/index.php/biological-sciences/article/view/703.