@misc{indiciaed4b13eab43ef,
  title = {How normal is variable, or how variable is normal?},
  author = {B C Touwen},
  year = {1993},
  doi = {10.1016/0378-3782(93)90035-s},
  url = {https://pubmed.ncbi.nlm.nih.gov/8275868/},
  note = {Source identifier: 8275868}
}