@misc{indiciae8ad1549f6e56,
  title = {Distance, size and shape.},
  author = {L S PENROSE},
  year = {1954},
  doi = {10.1111/j.1469-1809.1952.tb02527.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/13149002/},
  note = {Source identifier: 13149002}
}