@misc{indiciae927ed3990c71,
  title = {Thinking about the unknown.},
  author = {Paul L. Harris},
  year = {2001},
  doi = {10.1016/s1364-6613(00)01789-7},
  url = {https://pubmed.ncbi.nlm.nih.gov/11684482/},
  note = {Source identifier: 11684482}
}