@misc{indiciaedf28e435a59a,
  title = {Attention in visual search: multiple search classes.},
  author = {M Cheal and D R Lyon},
  year = {1992},
  doi = {10.3758/bf03206765},
  url = {https://pubmed.ncbi.nlm.nih.gov/1508619/},
  note = {Source identifier: 1508619}
}