@misc{153896, author = {Zella Ruthberg and Robert McKenzie}, title = {Audit and Evaluation of Computer Security}, year = {1977}, month = {1977-10-01}, publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.SP.500-19}, language = {en}, }