Kien, N.D., Nam, N.H., Morino, H. and Sasase, I. 2014. Uplink Channel Allocation Scheme and QoS Management Mechanism for Cognitive Cellular-Femtocell Networks. International Journal of Communication Networks and Information Security (IJCNIS). 6, 1 (Mar. 2014). DOI:https://doi.org/10.17762/ijcnis.v6i1.624.