1. Aebi, M. (2008). Measuring the influence of statistical counting rules on cross-national differences in recorded crime. In K. Aromaa & M. Heiskanen (Eds.), Crime and criminal justice systems in Europe and North America 1995–2004 (pp. 196–215). Helsinki: HEUNI.
2. Aebi, M., Killias, M., & Tavares, C. (2002). Comparing crime rates: The international crime (Victim) survey, the European sourcebook of crime and criminal justice statistics and interpol statistics. International Journal of Comparative Criminology, 2(1), 22.
3. Alach, Z. J. (2011). An incipient taxonomy of organised crime. Trends in Organized Crime, 14(1), 56.
4. Allison, P. D. (2002). Missing data (Vol. 136, Quantitative Applications in the Social Sciences). Thousand Oaks: Sage Publications.
5. Aronowitz, A. (2001). Smuggling and Trafficking in Human Beings: The Phenomenon, The Markets that Drive It and the Organisations that Promote It. European Journal on Criminal Policy and Research, 9(2), 163.