@INPROCEEDINGS{Schlott2005Random,
  author = {Stefan Schlott and Frank Kargl and Michael Weber},
  title = {Random IDs for preserving location privacy},
  booktitle = {SecureComm},
  year = {2005},
  pages = {415 -- 417},
  url = {http://medien.informatik.uni-ulm.de/forschung/publikationen/securecomm2005.pdf},
}