ناصر هاجر, عراج طارق, and علي ضياء. 2020. “Determination of Some Optimal Conditions for Analyzing the Two Organophosphorus Pesticides Dimethoate and Dichlorovos in Greenhouses’ Soil in Burj–Islam - Lattakia by HPLC”. Tishreen University Journal -Basic Sciences Series 42 (5). https://journal.tishreen.edu.sy/index.php/bassnc/article/view/10190.