@misc{indiciae4a75ac52c775,
  title = {Differences in perceived shape from shading correlate with activity in early visual areas.},
  author = {G K Humphrey and M A Goodale and C V Bowen and J S Gati and T Vilis and B K Rutt and R S Menon},
  year = {1997},
  doi = {10.1016/s0960-9822(06)00058-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/9016702/},
  note = {Source identifier: 9016702}
}