@misc{indiciae8eb5d6ac3648,
  title = {Illusory figures: individual differences in apparent depth and lightness.},
  author = {T E Parks and W Marks},
  year = {1985},
  doi = {10.3758/bf03204917},
  url = {https://pubmed.ncbi.nlm.nih.gov/4059009/},
  note = {Source identifier: 4059009}
}