Thanoon, Husneya, Huda Al-Bakri, and Husham Salih. “Preparation and Study of the Effect of Binary Doping on the Electrical and Optical Properties of Polyamide”. Journal of Education and Science (JES) 27, no. 4 (December 28, 2018): 157–175. Accessed August 6, 2025. https://ojs.uomosul.edu.iq/index.php/edusj/article/view/23799.