@misc{indiciaebef48b469fb3,
  title = {Classical test theory.},
  author = {Robert F DeVellis},
  year = {2006},
  doi = {10.1097/01.mlr.0000245426.10853.30},
  url = {https://pubmed.ncbi.nlm.nih.gov/17060836/},
  note = {Source identifier: 17060836}
}