@misc{indiciaeb1270666b2f6,
  title = {Spatial influences on colour opponent contributions to pattern detection.},
  author = {K T Mullen},
  year = {1987},
  doi = {10.1016/0042-6989(87)90079-4},
  url = {https://pubmed.ncbi.nlm.nih.gov/3660643/},
  note = {Source identifier: 3660643}
}