Liu, WeiWeiLiuChwalisz, MikolajMikolajChwaliszFortuna, CarolinaCarolinaFortunaDe Poorter, EliEliDe PoorterHauer, JanJanHauerPareit, DaanDaanPareitHollevoet, LievenLievenHollevoetMoerman, IngridIngridMoerman2021-10-222021-10-222015-031687-1499https://imec-publications.be/handle/20.500.12860/25569Heterogeneous spectrum sensing: challenges and methodologiesJournal articlehttp://www.jwcn.eurasipjournals.com/content/2015/1/70