@misc{indiciae7ae2698aca96,
  title = {Keyword-index. A computer oriented personal reference retrieval system.},
  author = {J E Smith and J Butler and D Grosvenor},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/5804675/},
  note = {Source identifier: 5804675}
}