@misc{indiciae1e5ae3619af9,
  title = {Perception of blackness.},
  author = {C M Cicerone and V J Volbrecht and S K Donnelly and J S Werner},
  year = {1986},
  doi = {10.1364/josaa.3.000432},
  url = {https://pubmed.ncbi.nlm.nih.gov/3701481/},
  note = {Source identifier: 3701481}
}