@inproceedings{CaMa16, author = {Jose Angel Leon Calvo and Rudolf Mathar}, title = "A Two-level Cooperative Clustering Scheme for Vehicular Communications", pages = "205-210", booktitle = "The 6th International Conference on Information Communication and Management", address = {Hertfordshire, United Kingdom}, month = Oct, year = 2016, hsb = {RWTH-2016-08729}, }