@conference{28016,
  author = {Chung and David Ferraiolo and Serban Gavrila},
  title = {Specification of Attribute Relations for Access Control Policies and Constraints Using Policy Machine},
  year = {2010},
  month = {2010-08-23},
  publisher = {N/A, Atlanta, GA},
  doi = {https://doi.org/10.1109/ISIAS.2010.5604043},
  language = {en},
}