@article{diaz2014new,
  title = {New x. 509-based mechanisms for fair anonymity management},
  author = {Diaz, Jesus and Arroyo, David and Rodriguez, Francisco B},
  journal = {Computers \& Security},
  volume = {46},
  pages = {111--125},
  year = {2014},
  publisher = {Elsevier Advanced Technology}
}