@misc{indiciaee177556946bb,
  title = {A simple method for projecting patterns on the cat's retina under direct visual control.},
  author = {P van Hasselt and J A Klijn},
  year = {1973},
  doi = {10.1016/0042-6989(73)90124-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/4692533/},
  note = {Source identifier: 4692533}
}