@misc{indiciaed4a1be5e51fc,
  title = {Variations on the Hermann grid: an extinction illusion.},
  author = {J Ninio and K A Stevens},
  year = {2000},
  doi = {10.1068/p2985},
  url = {https://pubmed.ncbi.nlm.nih.gov/11220212/},
  note = {Source identifier: 11220212}
}