M. A. Ali, “Preparation, Comparison and Characterization of Dual Drug (Promethazine& Oxymetazoline) Selective Electrode”, Al-Nahrain J. Sci., vol. 15, no. 3, pp. 80–87, Jul. 2018, Accessed: May 22, 2026. [Online]. Available: https://mail.anjs.edu.iq/index.php/anjs/article/view/804