@misc{indiciae725fa51e1c4f,
  title = {Experiments with bar graph process supervision displays on VDUs.},
  author = {L H Verhagen},
  year = {1981},
  doi = {10.1016/0003-6870(81)90102-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/15676396/},
  note = {Source identifier: 15676396}
}