@inproceedings{raue2013trapped,
  title={\# trapped!: social media search system requirements for emergency management professionals},
  author={Raue, Stefan and Azzopardi, Leif and Johnson, Chris W},
  booktitle={Proceedings of the 36th international ACM SIGIR conference on Research and development in information retrieval},
  pages={1073--1076},
  year={2013},
  organization={ACM}
}