@misc{indiciaeb7846b188bb0,
  title = {The idea of spatial ability.},
  author = {J Kagan},
  year = {1982},
  doi = {10.1056/nejm198205203062009},
  url = {https://pubmed.ncbi.nlm.nih.gov/7070435/},
  note = {Source identifier: 7070435}
}