@misc{indiciae88e8f933a805,
  title = {Criterion-free pattern and flicker thresholds.},
  author = {C A Burbeck},
  year = {1981},
  doi = {10.1364/josa.71.001343},
  url = {https://pubmed.ncbi.nlm.nih.gov/7334429/},
  note = {Source identifier: 7334429}
}