@misc{indiciae52bf35a509f8,
  title = {Graphical Method of Factoring the Correlation Matrix.},
  author = {L L Thurstone},
  year = {1944},
  doi = {10.1073/pnas.30.6.129},
  url = {https://pubmed.ncbi.nlm.nih.gov/16588635/},
  note = {Source identifier: 16588635}
}