@misc{indiciae69d3c50ecb13,
  title = {Heterochromatic modulation photometry.},
  author = {J Pokorny and V C Smith and M Lutze},
  year = {1989},
  doi = {10.1364/josaa.6.001618},
  url = {https://pubmed.ncbi.nlm.nih.gov/2795287/},
  note = {Source identifier: 2795287}
}