هاجر نصر ناصر, and خليل ابراهيم العبيد. 2022. “Preparation of a Selective Electrode Based on a Modified Carbon Paste for Determination of Phenol in Water Solutions and Study it’s by Potential Method”. Tishreen University Journal -Basic Sciences Series 44 (3):83-102. https://journal.tishreen.edu.sy/index.php/bassnc/article/view/13250.