@misc{indiciae4af6f5ccf0a1,
  title = {An algorithm that generates a large number of geometric visual illusions.},
  author = {J Ninio},
  year = {1979},
  doi = {10.1016/0022-5193(79)90245-5},
  url = {https://pubmed.ncbi.nlm.nih.gov/513807/},
  note = {Source identifier: 513807}
}