M. Lasota, J. M. Batalla, S. Sujecki, A. Ahmadian, Łukasz Pajewski, and P. Kolenderski, “Quantum key distribution-as-a-service for end-to-end security in multi-orchestrated 6G networks”, Opto-Electron. Rev., vol. 33, no. 3, p. e155875 , Mar. 2026.