Abdulsattar A. Aesa, and C.D. Walton. “The Realisation of an Electro-Optical Diffraction Grating Using HeNe Laser”. Tikrit Journal of Pure Science 25, no. 3 (March 17, 2020): 87–97. Accessed June 18, 2025. https://tjpsj.org/index.php/tjps/article/view/254.