@misc{indiciaecf8b441dab09,
  title = {Grating visibility as a function of orientation and retinal eccentricity.},
  author = {M A Berkley and F Kitterle and D W Watkins},
  year = {1975},
  doi = {10.1016/0042-6989(75)90213-8},
  url = {https://pubmed.ncbi.nlm.nih.gov/1129981/},
  note = {Source identifier: 1129981}
}