@misc{212566,
  author = {David Ferraiolo and Serban Gavrila and Wayne Jansen},
  title = {Policy Machine: Features, Architecture, and Specification},
  year = {2015},
  month = {2015-10-27},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.7987r1},
  language = {en},
}