@misc{indiciaea15950c200fe,
  title = {On the within-sibship variance.},
  author = {A Gimelfarb},
  year = {1983},
  doi = {10.1016/0040-5809(83)90010-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/6612629/},
  note = {Source identifier: 6612629}
}