@article{974, author = {Chengzhe Lai and Haibo Zhou and Nan Cheng and Xuemin Shen}, title = {Secure Group Communications in Vehicular Networks: A Software-Defined Network-Enabled Architecture and Solution}, year = {2017}, journal = {IEEE Vehicular Technology Magazine}, volume = {12}, number = {4}, pages = {40-49}, publisher = {IEEE}, }