@article{28306,
  author = {David Ferraiolo and Jeffrey Voas and George Hurlburt},
  title = {A Matter of Policy},
  year = {2012},
  number = {14},
  month = {2012-03-26},
  publisher = {IT Professional (IEEE)},
  doi = {https://doi.org/10.1109/MITP.2012.30},
  language = {en},
}