@inproceedings{2015a,
  author = "S. Dietzel and A. Peter and F. Kargl",
  title = "Secure Cluster-based In-network Information Aggregation for Vehicular Networks",
  year = 2015,
  booktitle = "VTC Spring '15: IEEE 81st Vehicular Technology Conference",
  publisher = "IEEE",
  doi = "10.1109/VTCSpring.2015.7146074"
}