?url_ver=Z39.88-2004&rft_id=10.19026%2Frjaset.8.954&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=F.&rft.aulast=Ousta&rft.au=Ousta%2C+F.&rft.title=Research+Journal+of+Applied+Sciences%2C+Engineering+and+Technology&rft.date=2014&rft.issue=2&rft.volume=8&rft.issn=20407459&rft.pages=153-159&rft.atitle=QoS+evolution+in+3GPP+mobile+networks&rft.genre=article