@misc{indiciae0a6267575c8f,
  title = {Threshold for visual form: further experiments.},
  author = {J KRAUSKOPF and R A DURYEA and M E BITTERMAN},
  year = {1954},
  url = {https://pubmed.ncbi.nlm.nih.gov/13207436/},
  note = {Source identifier: 13207436}
}