@misc{indiciae1b049b64fcab,
  title = {North American Industry Classification System--a system for the future.},
  author = {A Greife},
  year = {2001},
  doi = {10.1080/10473220116999},
  url = {https://pubmed.ncbi.nlm.nih.gov/11414514/},
  note = {Source identifier: 11414514}
}