“Optical Nonlinearity of Oxazine Dye Doped PMMA Films by Z-Scan Techniques”, ANJS, vol. 15, no. 2, pp. 106–112, Sep. 2018, Accessed: Nov. 22, 2024. [Online]. Available: https://mail.anjs.edu.iq/index.php/anjs/article/view/1522