@misc{indiciae8f43368d8bfd,
  title = {Uncertainty about spatial frequency, spatial position, or contrast of visual patterns.},
  author = {E T Davis and P Kramer and N Graham},
  year = {1983},
  doi = {10.3758/bf03205862},
  url = {https://pubmed.ncbi.nlm.nih.gov/6844089/},
  note = {Source identifier: 6844089}
}