?url_ver=Z39.88-2004&rft_id=19347467&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Quach%2C+Xuan+Truong&rft.aulast=Quach&rft.aufirst=Xuan+Truong&rft.volume=8&rft.date=2020&rft.issn=ISSN%3A+2169-3536&rft.atitle=Secrecy+Performance+of+Cooperative+Cognitive+Radio+Networks+Under+Joint+Secrecy+Outage+and+Primary+User+Interference+Constraints&rft.title=IEEE+Access&rft.pages=18442+-18442&rft.genre=article