@misc{indiciaee82d9617ef1b,
  title = {Reference groups: comparing oranges with oranges and apples with apples.},
  author = {G Lum and M F Beeler},
  year = {1983},
  url = {https://pubmed.ncbi.nlm.nih.gov/6834585/},
  note = {Source identifier: 6834585}
}