@misc{indiciaeb28762ca9648,
  title = {Assortative marriage for cognitive abilities.},
  author = {A B Zonderman and S G Vandenberg and K P Spuhler and P R Fain},
  year = {1977},
  doi = {10.1007/bf01066279},
  url = {https://pubmed.ncbi.nlm.nih.gov/869861/},
  note = {Source identifier: 869861}
}