Adrian Kliks, Pawel Kryszkiewicz, Lukasz Kulacz, Karol Kowalik, Jaakko Ojaniemi, Heikki Kokkinen, Hanna Bogucka. Database Supported Flexible Spectrum Access - Field Trials in Commercial Networks. In 17th IEEE International Conference on Communications Workshops, ICC Workshops 2019, Shanghai, China, May 20-24, 2019. pages 1-6, IEEE, 2019. [doi]