@misc{indiciae8ee5ae233e27,
  title = {Visual persistence as a function of spatial frequency and age.},
  author = {W Lovegrove and M Heddle},
  year = {1980},
  doi = {10.1068/p090529},
  url = {https://pubmed.ncbi.nlm.nih.gov/7443390/},
  note = {Source identifier: 7443390}
}