@misc{indiciae5b54295068ea,
  title = {Points and endpoints: a size/spacing constraint for dot grouping.},
  author = {S W Zucker and S Davis},
  year = {1988},
  doi = {10.1068/p170229},
  url = {https://pubmed.ncbi.nlm.nih.gov/3226865/},
  note = {Source identifier: 3226865}
}