MadQCI: a heterogeneous and scalable SDN-QKD network deployed in production facilities - Martin, V; Brito, JP; Ortíz, L; Méndez, RB; Buruaga, JS; Vicente, RJ; Sebastián-Lombraña, A; Rincon, D; Pérez, F; Sánchez, C; Peev, M; Brunner, HH; et al. (Npj Quantum Information, 2024)