Armel , B., E. Dikoundou, and K. . Same. “Optimization of Hybrid Optical Amplifiers (Raman-EDFA) With a Standard Fiber (SMF) and a Maximum Pump Power of 200mw in Access Networks: WDM-PON”. American Journal of Computing and Engineering, vol. 4, no. 1, Apr. 2021, pp. 40 -48, doi:10.47672/ajce.701.