@misc{indiciaeeba5842ea4fd,
  title = {Illusory contour orientation discrimination.},
  author = {R Vogels and G A Orban},
  year = {1987},
  doi = {10.1016/0042-6989(87)90093-9},
  url = {https://pubmed.ncbi.nlm.nih.gov/3660605/},
  note = {Source identifier: 3660605}
}