@misc{indiciae4e5feb728004,
  title = {Luminance matching functions.},
  author = {D A Palmer},
  year = {1970},
  doi = {10.1016/0042-6989(70)90050-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/5491505/},
  note = {Source identifier: 5491505}
}