@misc{indiciae168308c486df,
  title = {Causal analysis of academic performance.},
  author = {D C Rao and N E Morton and R C Elston and S Yee},
  year = {1977},
  doi = {10.1007/bf01066003},
  url = {https://pubmed.ncbi.nlm.nih.gov/869856/},
  note = {Source identifier: 869856}
}