@misc{indiciaeb28bb3fd7d5b,
  title = {An inexpensive computer-assisted psychometric system: (the computer programs).},
  author = {C J Birtles},
  year = {1972},
  doi = {10.1016/0020-7101(72)90016-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/5043366/},
  note = {Source identifier: 5043366}
}