• Optical spectrum as a service in multi-operator environments: challenges and enabling technologies for transparent optical opverlay networksKaeval, Kaida; Grobe, Klaus; Elbers, Jörg-PeterOptical Fiber Communications Conference and Exhibition, OFC 2024 : proceedings2024 / art. Th1G.3 https://doi.org/10.1364/OFC.2024.Th1G.3