@misc{indiciaef217ee045555,
  title = {Further normative data on the progressive matrices.},
  author = {G SPERRAZZO and W L WILKINS},
  year = {1958},
  doi = {10.1037/h0046915},
  url = {https://pubmed.ncbi.nlm.nih.gov/13513872/},
  note = {Source identifier: 13513872}
}