Cognitive Radio-Oriented Wireless Networks 14th EAI International Conference, CrownCom 2019, Poznan, Poland, June 11-12, 2019, Proceedings - Kliks, Adrian; Kliks, Adrian; Kryszkiewicz, Paweł; Kryszkiewicz, Paweł; Bader, Faouzi; Bader, Faouzi; Triantafyllopoulou, Dionysia; Triantafyllopoulou, Dionysia; Caicedo, Carlos E.; Caicedo, Carlos E.; Sezgin, Aydin; Sezgin, Aydin; et al. (Springer International Publishing : Imprint: Springer, 2019)