@inproceedings{acomparisonofexplicitandimplicit,
  title = {A Comparison of Explicit and Implicit Proactive Dialogue Strategies for Conversational Recommendation},
  author = {Matthias Kraus and Fabian Fischbach and Pascal Jansen and Wolfgang Minker},
  year = {2020},
  booktitle = {LREC 2020 5},
  url = {https://aclanthology.org/2020.lrec-1.54},
}