Elzie, ME, T., Frydenlund, MS, E., Collins, PhD, A. J. and Robinson, PhD, R. M. (2015) “Conceptualizing intragroup and intergroup dynamics within a controlled crowd evacuation”, Journal of Emergency Management. Weston, MA, USA, 13(2), pp. 109–120. doi: 10.5055/jem.2015.0224.