Jerzy Martyna. Optimal Spectrum Sharing in RF Energy Harvesting Cognitive Femtocell Networks. In Piotr Gaj, Michal Sawicki, Andrzej Kwiecien, editors, Computer Networks - 26th International Conference, CN 2019, Kamień Śląski, Poland, June 25-27, 2019, Proceedings. Volume 1039 of Communications in Computer and Information Science, pages 220-232, Springer, 2019. [doi]