?url_ver=Z39.88-2004&rft_id=10.1109%2FICISA.2011.5772426&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=S.A.A.&rft.aulast=Alshakhsi&rft.au=Alshakhsi%2C+S.A.A.&rft.title=Improving+QoS+of+VoWLAN+via+cross-layer-based+adaptive+approach&rft.isbn=9781424492244&rft.date=2011&rft.genre=proceeding