@misc{indiciaecdda5ef70b15,
  title = {Direct visual perception: a reply to Gyr.},
  author = {J J Gibson},
  year = {1973},
  doi = {10.1037/h0034355},
  url = {https://pubmed.ncbi.nlm.nih.gov/4707460/},
  note = {Source identifier: 4707460}
}