@inproceedings{DeMaPo_ACNS11,
  author    = {Emiliano {De Cristofaro} and Mark Manulis and Bertram Poettering},
  title     = {{Private Discovery of Common Social Contacts}},
  booktitle = {9th International Conference on Applied Cryptography and Network Security (ACNS)},
  year      = {2011},
  pages     = {147--165},
  series    = {LNCS},
  volume    = {6715},
  year      = {2011},
  publisher = {Springer}}