@misc{indiciaeaa2fc8abf516,
  title = {The lightness discrimination test.},
  author = {G Verriest and A Uvijls and P Aspinall and A Hill},
  year = {1979},
  url = {https://pubmed.ncbi.nlm.nih.gov/316719/},
  note = {Source identifier: 316719}
}