A. Al-Berwari, Ruwaida, and Muhammed Hameed Alsheikhjader. 2022. “A Simulated Study of 65 Nm CMOS 2GHz Front-End Preamplifier Circuit for Optical Fiber Applications”. Rafidain Journal of Science 31 (3):29-41. https://doi.org/10.33899/rjs.2022.175390.