@article{dl-18-1,
  title = {{Covariate Shift Adaptation by Importance Weighted Cross Validation}},
  author = {Sugiyama, Masashi and Krauledat, Matthias and Müller, Klaus-Robert},
  journal = {Journal of Machine Learning Research},
  year = {2007},
  url = {https://jmlr.org/papers/v8/sugiyama07a.html}
}

@inproceedings{dl-18-2,
  title = {{Detecting and Correcting for Label Shift with Black Box Predictors}},
  author = {Lipton, Zachary C. and Wang, Yu-Xiang and Smola, Alexander J.},
  booktitle = {Proceedings of the 35th International Conference on Machine Learning},
  year = {2018},
  url = {https://proceedings.mlr.press/v80/lipton18a.html}
}

@techreport{dl-18-3,
  title = {{Invariant Risk Minimization}},
  author = {Arjovsky, Martin and Bottou, Léon and Gulrajani, Ishaan and Lopez-Paz, David},
  institution = {arXiv:1907.02893},
  year = {2019},
  url = {https://arxiv.org/abs/1907.02893}
}