@inproceedings{roijers:ewrl15,
  title = "Why Multi-Objective Reinforcement Learning?",
  author = "Diederik Roijers and Shimon Whiteson and Peter Vamplew and Richard Dazeley",
  year = "2015",
  booktitle = "EWRL 2015: Proceedings of the Twelfth European Workshop on Reinforcement Learning",
  month = "July",
  url = "http://www.cs.ox.ac.uk/people/shimon.whiteson/pubs/roijersewrl15.pdf",
}