@misc{indiciaecb53dcec74c5,
  title = {Depth discrimination from shading under diffuse lighting.},
  author = {M S Langer and H H Bülthoff},
  year = {2000},
  doi = {10.1068/p3060},
  url = {https://pubmed.ncbi.nlm.nih.gov/11040949/},
  note = {Source identifier: 11040949}
}