@misc{indiciaeb0aebfe86631,
  title = {SCALING.},
  author = {G EKMAN and L SJOEBERG},
  year = {1965},
  doi = {10.1146/annurev.ps.16.020165.002315},
  url = {https://pubmed.ncbi.nlm.nih.gov/14268895/},
  note = {Source identifier: 14268895}
}