@misc{indiciaedfaaf63958a2,
  title = {The National Standard Reference Data system.},
  author = {E L Brady and M B Wallenstein},
  year = {1967},
  doi = {10.1126/science.156.3776.754},
  url = {https://pubmed.ncbi.nlm.nih.gov/6022226/},
  note = {Source identifier: 6022226}
}