@inproceedings{ijcai2017p502,
  author    = {Xiaojin Zhu and Ji Liu and Manuel Lopes},
  title     = {No Learner Left Behind: On the Complexity of Teaching Multiple Learners Simultaneously},
  booktitle = {Proceedings of the Twenty-Sixth International Joint Conference on
               Artificial Intelligence, {IJCAI-17}},
  pages     = {3588--3594},
  year      = {2017},
  doi       = {10.24963/ijcai.2017/502},
  url       = {https://doi.org/10.24963/ijcai.2017/502},
}