“Performance Enhancement of 1.2 Tbps Coherent DP-QPSK DWDM-FSO System Using Hybrid EDFA EYDFA Optical Amplification Under Atmospheric Turbulence”. Comprehensive Journal of Science, vol. 11, no. 41, June 2026, pp. 1561-7, https://doi.org/10.65405/r1zb4314.