@misc{indiciae613fb43993c2,
  title = {Human interactions in man-machine systems.},
  author = {A M FREED},
  year = {1962},
  doi = {10.1177/001872086200400608},
  url = {https://pubmed.ncbi.nlm.nih.gov/13959406/},
  note = {Source identifier: 13959406}
}