@misc{indiciae5a0bd9111392,
  title = {Spatial contrast sensitivity.},
  author = {G B Arden},
  year = {1978},
  doi = {10.1136/bjo.62.4.197},
  url = {https://pubmed.ncbi.nlm.nih.gov/646976/},
  note = {Source identifier: 646976}
}