@misc{indiciae452954c6ce3f,
  title = {Contrast in complex images.},
  author = {E Peli},
  year = {1990},
  doi = {10.1364/josaa.7.002032},
  url = {https://pubmed.ncbi.nlm.nih.gov/2231113/},
  note = {Source identifier: 2231113}
}