Jaafer HI. Photostability of PMMA-TiO2 micro composites and PMMA-TiO2 nano composites. IJP [Internet]. 2009 Dec. 30 [cited 2025 Apr. 4];7(8):6-10. Available from: https://ijp.uobaghdad.edu.iq/index.php/physics/article/view/906