@misc{indiciae9ea7259cf216,
  title = {Two visual systems.},
  author = {G E Schneider},
  year = {1969},
  doi = {10.1126/science.163.3870.895},
  url = {https://pubmed.ncbi.nlm.nih.gov/5763873/},
  note = {Source identifier: 5763873}
}