Vehicular ad hoc networks (Computer networks) 29 Ad hoc networks (Computer networks) 25 Wireless communication systems 11 Computer network protocols 10 Computer networks 10 Routing protocols (Computer network protocols) 10 Intelligent transportation systems 9 Dissertations 7 Dissertations, Academic 7 Mobile communication systems 5 Security measures 5 Routers (Computer networks) 4 Design and construction 3 Multicasting (Computer networks) 3 Quality control 3 Cognitive radio networks 2 Internet of things 2 Management 2 Mobile computing 2 Traffic safety 2 Algorithms 1 Automobiles 1 City planning 1 Collision avoidance systems 1 Computer algorithms 1 Computer programs 1 Computer security 1 Computer simulation 1 Congestion pricing 1 Data transmission systems 1