Al-Qdah*, M.T., H.A. Abdul-Rashid, B.M. Ali, and M. Khazani. “Effect of Optical Beat Interference in SCM/WDM Optical Networks in Presence of FWM”. CURRENT APPLIED SCIENCE AND TECHNOLOGY 5, no. 3 (March 30, 2018): 552–558. accessed August 27, 2026. https://li01.tci-thaijo.org/index.php/cast/article/view/145551.