Sameer, Ahmed. K, and Eman K. Hassan. “Fabrication and Reduction of Graphene Oxide via Hammer Method: Investigation of Structural and Optical Properties”. Iraqi Journal of Physics 24, no. 1 (March 1, 2026): 65–75. Accessed June 6, 2026. https://www.ijp.uobaghdad.edu.iq/index.php/physics/article/view/1497.