S, Seenivasan, and Karpagarajesh G. 2026. “Performance Evaluation of 6.4 Tbps WDM-MIMO FSO System Employing QAM-FSK Dual Modulation in Diverse Atmospheric Conditions”. Opto-Electronics Review 34 (1):e158114. https://doi.org/10.24425/opelre.2026.158114.