@misc{indiciaea10aa84201d5,
  title = {Information retrieval systems: a guide.},
  author = {D M Winterburn},
  year = {1974},
  doi = {10.1093/bja/46.10.784},
  url = {https://pubmed.ncbi.nlm.nih.gov/4621303/},
  note = {Source identifier: 4621303}
}