@inproceedings{distractorgenerationformultiplechoice,
  title = {Distractor Generation for Multiple Choice Questions Using Learning to Rank},
  author = {Chen Liang and Xiao Yang and Neisarg Dave and Drew Wham and Bart Pursel and C. Lee Giles},
  year = {2018},
  booktitle = {WS 2018 6},
  url = {https://aclanthology.org/W18-0533},
}