?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nguyen%2C+Van+Toan&rft.aulast=Nguyen&rft.aufirst=Van+Toan&rft.issue=6&rft.volume=10&rft.date=2015&rft.issn=1796-2056&rft.atitle=Downlink+Channel+Allocation+Scheme+deploying+Cooperative+Channel+Monitoring+for+Cognitive+Cellular-Femtocell+Networks&rft.title=Journal+of+Networks&rft.pages=338-343&rft.genre=article