@misc{indiciaee2ccf3c718e7,
  title = {Economical method of analyzing perceived color differences.},
  author = {J O Ramsay},
  year = {1968},
  doi = {10.1364/josa.58.000019},
  url = {https://pubmed.ncbi.nlm.nih.gov/5758513/},
  note = {Source identifier: 5758513}
}