4KLEINROCK L,TOBAGI F A.Packet switching in radio channels:Part Ⅰ-Carrier sense multiple-access modes and their throughput-delay characteristics[J].IEEE Trans Commun,1975,COM-23:1 400-1 416.
5TSKAGIi H.Mean message L F M.Message daley analysis for polling and token mutiple-access scheme for local communication networks[J].IEEE J Select Areas Commun,1983,SAC-1 (5):935.