Quigg, Z., K. Hughes, M. A. Bellis, N. van Hasselt, A. Calafat, M. Košir, M. Duch, M. Juan, L. Voorham, and F. X. Goossens. “Incidents of Harm in European Drinking Environments and Relationships With Venue and Customer Characteristics”. International Journal of Alcohol and Drug Research, Vol. 3, no. 4, Dec. 2014, pp. 269-75, doi:10.7895/ijadr.v3i4.180.