@misc{indiciae8d0cd51843ce,
  title = {Ambiguity in 3-D patterns induced by lighting assumptions.},
  author = {T V Papathomas and A Gorea},
  year = {1990},
  doi = {10.1068/p190569},
  url = {https://pubmed.ncbi.nlm.nih.gov/2102991/},
  note = {Source identifier: 2102991}
}