Affolter2019A.md

@article{Affolter2019A,
  title={A comparative survey of recent natural language interfaces for databases},
  author={Affolter, Katrin and Stockinger, Kurt and Bernstein, Abraham},
  journal={The VLDB Journal},
  volume={28},
  number={5},
  pages={793--819},
  year={2019},
  publisher={Springer}
}