@misc{214446,
  author = {Robert Lipman},
  title = {STEP File Analyzer User's Guide (Version 3)},
  year = {2016},
  month = {2016-04-27},
  publisher = {NIST Interagency/Internal Report (NISTIR), National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.8122},
  language = {en},
}