[1]
N. N. H. . Saris, A. . Hamzah, and S. . Ambran, “Investigation on Gain Improvement of Erbium Doped Fiber Amplifier (EDFA) by using Dual Pumped Double Pass Scheme”, J. Adv. Res. App. Sc. Eng. Tech., vol. 7, no. 1, pp. 11–18, Dec. 2020.