1. Andresen MA, Jenion G (2010) Ambient populations and the calculation of crime rates and risk. Secur J 23:114–133
2. Anselin L, Syabri I, Kho Y (2006) GeoDa: an introduction to spatial data analysis. Geogr Anal 38(1):5–22
3. Barr R, Pease K (1990) Crime placement, displacement and deflection. In: Tonry MH, Morris N (eds) Crime and justice: a review of research, vol 12. University of Chicago Press, Chicago, IL
4. Bernasco W, Block R (2011) Robberies in Chicago: a block-level analysis of the influence of crime generators, crime attractors, and offender anchor points. J Res Crime Delinq 48(1):33–57
5. Block R, Block CR (1999) The Bronx and Chicago: street robbery in the environs of rapid transit stations. In: Goldsmith V, McGuire PG, Mollenkopf JB, Ross TA (eds) Analyzing crime patterns: frontiers of practice. Sage, Thousand Oaks, CA