@misc{1335426,
  author = {Robert R. Lipman},
  title = {STEP File Analyzer and Viewer User Guide (Update 5)},
  year = {2018},
  month = {2018-06-28 00:06:00},
  publisher = {Advanced Manufacturing Series (NIST AMS), National Institute of Standards and Technology, Gaithersburg, MD},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=926257},
  doi = {https://doi.org/10.6028/NIST.AMS.200-6},
  language = {en},
}