@misc{indiciae2c7a694d8b3a,
  title = {A counterexample to two-dimensional varimax-rotation.},
  author = {F Gebhardt},
  year = {1968},
  doi = {10.1007/bf02289674},
  url = {https://pubmed.ncbi.nlm.nih.gov/5239569/},
  note = {Source identifier: 5239569}
}