Singh S, Grewal NS, Kaur B. Analysis of hybrid PDM-4QAM-OFDM for inter-satellite/mechatronic telecommunication using FSO system. Opto-Electron. Rev. [Internet]. 2026 Mar. 13 [cited 2026 Apr. 17];31(3):e147036. Available from: https://wydawnictwo.pan.pl/index.php/opelre/article/view/481