@misc{indiciaed0d4a65b4c3f,
  title = {Perception time and spatial frequency.},
  author = {A Vassilev and D Mitov},
  year = {1976},
  doi = {10.1016/0042-6989(76)90081-x},
  url = {https://pubmed.ncbi.nlm.nih.gov/1258393/},
  note = {Source identifier: 1258393}
}