Ramón M. Rodríguez-Dagnino Hideaki Takagi Counting handovers in a cellular mobile communication network: equilibrium renewal process approach. 153-174 2003 52 Perform. Eval. 2-3 http://dx.doi.org/10.1016/S0166-5316(02)00178-5 db/journals/pe/pe52.html#Rodriguez-DagninoT03