@inproceedings{MaPiPo_ACNS10,
  author    = {Mark Manulis and Benny Pinkas and Bertram Poettering},
  title     = {{Privacy-Preserving Group Discovery with Linear Complexity}},
  booktitle = {8th International Conference on Applied Cryptography and Network Security (ACNS 2010)},
  year      = {2010},
  pages     = {420--437},
  series    = {LNCS},
  volume    = {6123},
  publisher = {Springer}}