@misc{indiciae498d8ec4002c,
  title = {Vertical disparity nulling in random-dot stereograms.},
  author = {K Prazdny},
  year = {1987},
  doi = {10.1007/bf00333069},
  url = {https://pubmed.ncbi.nlm.nih.gov/3580407/},
  note = {Source identifier: 3580407}
}