@inproceedings{learningtoaskforconversationalmachine,
  title = {Learning to Ask for Conversational Machine Learning},
  author = {Shashank Srivastava and Igor Labutov and Tom Mitchell},
  year = {2019},
  booktitle = {IJCNLP 2019 11},
  url = {https://aclanthology.org/D19-1426},
}