“Comparative Study of Sol-Gel and Green Synthesis Technique Using Orange Peel Extract to Prepare TiO2 Nanoparticles”. Baghdad Science Journal 21, no. 5 (May 1, 2024): 1702. Accessed May 21, 2024. https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/8089.