@misc{indiciae962ad9fd12d9,
  title = {Subjective figures: some unusual concomitant brightness effects.},
  author = {T E Parks},
  year = {1980},
  doi = {10.1068/p090239},
  url = {https://pubmed.ncbi.nlm.nih.gov/7375331/},
  note = {Source identifier: 7375331}
}