@misc{indiciaee040a5e34ac1,
  title = {Contrast gain control in first- and second-order motion perception.},
  author = {Z L Lu and G Sperling},
  year = {1996},
  doi = {10.1364/josaa.13.002305},
  url = {https://pubmed.ncbi.nlm.nih.gov/8972586/},
  note = {Source identifier: 8972586}
}