@inproceedings{personalitytraitsontwitterorhowtoget,
  title = {Personality Traits on Twitter---or---How to Get 1,500 Personality Tests in a Week},
  author = {Barbara Plank and Dirk Hovy},
  year = {2015},
  booktitle = {WS 2015 9},
  url = {https://aclanthology.org/W15-2913},
}