Groebbens, AdelbertAdelbertGroebbensDevelder, ChrisChrisDevelderColle, DidierDidierColleDe Maesschalck, SophieSophieDe MaesschalckLannoo, BartBartLannooPickavet, MarioMarioPickavetDemeester, PietPietDemeester2021-10-142021-10-142002https://imec-publications.be/handle/20.500.12860/6370Optimization of backup tree structures, reducing spare capacity in optical networks, while retaining protection speedProceedings paper