Azawe MI. Low Noise C-Band EDFA/DRA Hybrid Amplifier Using the Same Pump Laser. Photonics Lett. Pol. [Internet]. 2011 Dec. 29 [cited 2024 May 8];3(4):pp. 165-167. Available from: http://photonics.pl/PLP/index.php/letters/article/view/3-58