@misc{indiciae844d014c9fac,
  title = {Latent variable models for clustered ordinal data.},
  author = {Y Qu and M R Piedmonte and S V Medendorp},
  year = {1995},
  url = {https://pubmed.ncbi.nlm.nih.gov/7766781/},
  note = {Source identifier: 7766781}
}