Ricardo Moraes Francisco Vasques Paulo Portugal José Alberto Fonseca Real-Time Communication in 802.11 Networks: The Virtual Token Passing VTP-CSMA Approach. 389-396 2006 LCN http://dx.doi.org/10.1109/LCN.2006.322125 conf/lcn/2006 db/conf/lcn/lcn2006.html#MoraesVPF06