@misc{indiciaefe151cf3b3fb,
  title = {Examining knowledge of geometry.},
  author = {Karl Wulff},
  year = {2006},
  doi = {10.1126/science.312.5778.1309c},
  url = {https://pubmed.ncbi.nlm.nih.gov/16741095/},
  note = {Source identifier: 16741095}
}