Shamoushaki, Elaheh, and Hadi Aliakbarian. “Defining Effective Gain for Evaluation of Orbital Angular Momentum Links”. Advances in Technology Innovation 6, no. 2 (April 1, 2021): 117–127. Accessed April 24, 2024. https://ojs.imeti.org/index.php/AITI/article/view/6922.