@inproceedings{boag-etal-2015-twitterhawk,
    title = "{T}witter{H}awk: A Feature Bucket Based Approach to Sentiment Analysis",
    author = "Boag, William  and
      Potash, Peter  and
      Rumshisky, Anna",
    editor = "Nakov, Preslav  and
      Zesch, Torsten  and
      Cer, Daniel  and
      Jurgens, David",
    booktitle = "Proceedings of the 9th International Workshop on Semantic Evaluation ({S}em{E}val 2015)",
    month = jun,
    year = "2015",
    address = "Denver, Colorado",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/ingest-emnlp/S15-2107/",
    doi = "10.18653/v1/S15-2107",
    pages = "640--646"
}Markdown (Informal)
[TwitterHawk: A Feature Bucket Based Approach to Sentiment Analysis](https://preview.aclanthology.org/ingest-emnlp/S15-2107/) (Boag et al., SemEval 2015)
ACL