%0 Journal Article %T Outage Performance of NOMA-Based Cognitive Hybrid Satellite-Terrestrial Overlay Networks by Amplify-and-Forward Protocols %A Zhang, Xiaokai %A Zhang, Bangning %A An, Kang %A Chen, Zhuyun %A Xie, Silin %A Wang, Heng %A Wang, Long %A Guo, Daoxing %A , %J IEEE Access %@ 2169-3536 %D 2019-01-01 %I Institute of Electrical and Electronics Engineers (IEEE) %~ DeepDyve