@article{learningfromindirectobservations,
  title = {Learning from Indirect Observations},
  author = {Yivan Zhang and Nontawat Charoenphakdee and Masashi Sugiyama},
  year = {2019},
  eprint = {1910.04394},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1910.04394v1},
}