?url_ver=Z39.88-2004&rft_id=10.1109&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Pham%2C+Huu+Tung&rft.aulast=Pham&rft.aufirst=Huu+Tung&rft.volume=8&rft.date=22+April+2020&rft.issn=2169-3536&rft.atitle=Secrecy+Outage+Probability+and+Fairness+of+Packet+Transmission+Time+in+a+NOMA+System&rft.title=IEEE+Access&rft.pages=79637-79649&rft.genre=article