@misc{indiciae4f2f77826785,
  title = {Achromatic form perception is based on luminance, not brightness.},
  author = {S Shioiri and P Cavanagh},
  year = {1992},
  doi = {10.1364/josaa.9.001672},
  url = {https://pubmed.ncbi.nlm.nih.gov/1403241/},
  note = {Source identifier: 1403241}
}