@misc{indiciaeffcabb86a42e,
  title = {Luminance contrast and motion detection.},
  author = {J C Boulton and R F Hess},
  year = {1990},
  doi = {10.1016/0042-6989(90)90136-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/2321362/},
  note = {Source identifier: 2321362}
}