NIAKI†, T.T., K. KHOSRAVI*, and P. GHEZEL AYAGH†. “Determination of Pesticides by Solid Phase Extraction Based on Central Composite Design”. Asian Journal of Chemistry 22, no. 1 (December 16, 2009): 87–94. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/16603.