@misc{indiciae0bce6494095e,
  title = {Spatial-frequency discrimination in human vision.},
  author = {F W Campbell and J Nachmias and J Jukes},
  year = {1970},
  doi = {10.1364/josa.60.000555},
  url = {https://pubmed.ncbi.nlm.nih.gov/5440854/},
  note = {Source identifier: 5440854}
}