The EDFA amplifier. population equations of ions. output EDFA characteristics. the steady state model. numerical simulationsRóka, Rastislav, 1972- Simulation of the optical erbium doped fiber amplification for performance analysis / aut. Rastislav Róka. -- 10.2478/jee-2021-0023. -- 000681684100003. In: Journal of Electrical Engineering. -- ISSN 1335-3632. -- Vol. 72, No. 3 (2021), s. 168-175.