@misc{indiciaeb4aa997ae7d2,
  title = {Measuring the immeasurable.},
  author = {Gerard M O'Reilly and Alfredo Mori and Peter A Cameron},
  doi = {10.5694/j.1326-5377.2003.tb05734.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/14636145/},
  note = {Source identifier: 14636145}
}