Sohrabi, Sahar, Mitra Vesal, Hedieh Pazokian, and Mahmoud Mollabashi. 2018. “The Influence of Pulsed CO2 Laser Irradiation on the Optical Properties of PMMA: Physics”. International Journal of Fundamental Physical Sciences 8 (2):74-78. https://doi.org/10.14331/ijfps.2018.330115.