Wantanee Viriyasitavat Fan Bai Ozan K. Tonguz Dynamics of Network Connectivity in Urban Vehicular Networks. 515-533 2011 29 IEEE Journal on Selected Areas in Communications 3 http://dx.doi.org/10.1109/JSAC.2011.110303 db/journals/jsac/jsac29.html#ViriyasitavatBT11