@inproceedings{shirazi2011opinionsharing,
  author = {Alireza Sahami Shirazi and Michael Rohs and Robert Schleicher and Sven Kratz and Alexander M&uumlller and Albrecht Schmidt}
  title = {Real-Time Nonverbal Opinion Sharing through Mobile Phones during Sports Events},
  booktitle = {Proceedings of CHI 2011, Vancouver, Canada, May 7-12, 2011. Note},
  year = {2011},
  month = may,
}