@misc{indiciae34badac56c7e,
  title = {Stereo vision and isoluminance.},
  author = {R L Gregory},
  year = {1979},
  doi = {10.1098/rspb.1979.0040},
  url = {https://pubmed.ncbi.nlm.nih.gov/38459/},
  note = {Source identifier: 38459}
}