@inproceedings{questionableanswersinquestionanswering,
  title = {Questionable Answers in Question Answering Research: Reproducibility and Variability of Published Results},
  author = {Matt Crane},
  year = {2018},
  booktitle = {TACL 2018 1},
  url = {https://aclanthology.org/Q18-1018},
}