@misc{indiciae9794ea2a39b4,
  title = {Temporal orientation and vigilance performance.},
  author = {J J McGrath and J O'Hanlon},
  year = {1967},
  doi = {10.1016/0001-6918(67)90086-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/6062235/},
  note = {Source identifier: 6062235}
}