Optical spectrum services in Open Disaggregated Transport Networks = Optilise spektri teenused avatud lainepikkustihendus võrkudesKaeval, Kaida2023 https://doi.org/10.23658/taltech.13/2023 https://digikogu.taltech.ee/et/Item/aeb5432f-9aff-4683-bcd6-1bc5b04432d0 https://www.ester.ee/record=b5557127*est