@misc{indiciaec9613c63f8c3,
  title = {Selected problems in supervised analysis.},
  author = {N W ACKERMAN},
  year = {1953},
  doi = {10.1080/00332747.1953.11022931},
  url = {https://pubmed.ncbi.nlm.nih.gov/13088991/},
  note = {Source identifier: 13088991}
}