Al-Taa'y, Wasan A. “Optical Properties of Poly (vinyl Alcohol) PVA Films Doped With Fe Citrate”. Al-Nahrain Journal of Science 17, no. 4 (June 25, 2018): 95–102. Accessed May 22, 2026. https://mail.anjs.edu.iq/index.php/anjs/article/view/382.