@article{distributionallyrobustmachinelearningwit,
  title = {Distributionally Robust Learning for Multi-source Unsupervised Domain Adaptation},
  author = {Zhenyu Wang and Peter Bühlmann and Zijian Guo},
  year = {2023},
  eprint = {2309.02211},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2309.02211v5},
}