T. Abdul Rahman Z, زینة, T. Ahmed Z, زیاد. Study of Resonator Properties of Stable and Unstable Lasers. EDUSJ [Internet]. 2019 Dec. 1 [cited 2025 Aug. 4];28(4):240-5. Available from: https://rjps.uomosul.edu.iq/index.php/edusj/article/view/17259