@conference{32391,
  author = {Jason Averill},
  title = {Five Grand Challenges in Pedestrian and Evacuation Dynamics},
  year = {2011},
  month = {2011-06-06},
  publisher = {Proceedings of the 5th International Pedestrian and Evacuation Dynamics Conference, Gaithersburg, MD},
  doi = {https://doi.org/10.1007/978-1-4419-9725-8_1},
  language = {en},
}