@article{JMLR:v24:20-1287,
  author  = {Patrick F. Burauel},
  title   = {Evaluating Instrument Validity using the Principle of Independent Mechanisms},
  journal = {Journal of Machine Learning Research},
  year    = {2023},
  volume  = {24},
  number  = {176},
  pages   = {1--56},
  url     = {http://jmlr.org/papers/v24/20-1287.html}
}