@misc{indiciae7dd460fa6395,
  title = {Quantal absorption and the electroretinogram.},
  author = {T P WILLIAMS},
  year = {1963},
  doi = {10.1038/198964a0},
  url = {https://pubmed.ncbi.nlm.nih.gov/14000938/},
  note = {Source identifier: 14000938}
}