@misc{indiciae9a7c8a5de840,
  title = {QUANTIFICATION IN MAN--MACHINE SYSTEMS.},
  author = {H R LEUBA},
  year = {1964},
  doi = {10.1177/001872086400600602},
  url = {https://pubmed.ncbi.nlm.nih.gov/14335474/},
  note = {Source identifier: 14335474}
}