@misc{indiciaec9dd26259c60,
  title = {Visual conspicuity and selective background interference in eccentric vision.},
  author = {F L Engel},
  year = {1974},
  doi = {10.1016/0042-6989(74)90034-0},
  url = {https://pubmed.ncbi.nlm.nih.gov/4417611/},
  note = {Source identifier: 4417611}
}