@misc{indiciae18222bccb498,
  title = {Tests against qualitative interaction: exact critical values and robust tests.},
  author = {M J Silvapulle},
  year = {2001},
  doi = {10.1111/j.0006-341x.2001.01157.x},
  url = {https://pubmed.ncbi.nlm.nih.gov/11764256/},
  note = {Source identifier: 11764256}
}