@misc{indiciae0b70f8905a64,
  title = {Luminous-efficiency functions for point sources.},
  author = {M Ikeda and H Yaguchi and K Yoshimatsu and M Ohmi},
  year = {1982},
  doi = {10.1364/josa.72.000068},
  url = {https://pubmed.ncbi.nlm.nih.gov/7057288/},
  note = {Source identifier: 7057288}
}