@misc{indiciaea87ae6d87071,
  title = {A directionally sensitive network.},
  author = {A J van Doorn and J J Koenderink},
  year = {1976},
  doi = {10.1007/bf00337423},
  url = {https://pubmed.ncbi.nlm.nih.gov/1244878/},
  note = {Source identifier: 1244878}
}