@misc{indiciae75c836c8e9d8,
  title = {[Normalization effects in the factor analysis of questionnaire data].},
  author = {K Eyferth and P B Baltes},
  year = {1969},
  url = {https://pubmed.ncbi.nlm.nih.gov/4390434/},
  note = {Source identifier: 4390434}
}