Eylon, L. (2004) GIS: A Powerful Weapon in the Fight against Crime.
 Harries, K. (1974) The Geography of Crime and Justice. In: Harries, Ed., Mapping Crime: Principle and Practical U.S. Department of Justice, Office of Justice Program, Washington D.C., 20531.
 Agboola, T. (1997) The Architecture of Fear: A Pilot Study of Planning Urban Design and Construction Reaction to Urban Violence in Lagos, Nigeria. Ibadan IFRA and African Builders. In: Adedokun, O. and Atere, A., Eds., Crime Management in Nigeria, Lagos State University, Lagos, ix-x.
 Sahu, R. and Srivastava, P. (2004) Effective Crime Control using GIS. Map India Conference 2004 GIS development.net. http://gisdevelopment.net/application/military/defence/mi04184.htm
 Nelson Lew (1999) GIS: The Powerful Weapon for Law Enforcement. ESRI Arcuser Magazine Jan-March 1999. Environment Systems Research Institute Inc., ESRI. www.esricom
 Andreas, M.S. (1997) Spatial Analysis of Crime Using GIS-Based Data: Weighted spatial Adaptive filtering and Chaotic Cellular Forecasting with Application to Street Level Drug Markets. Ph.D. Dissertation, H. John Heinz III School of Public Policy and Management Carnegie Mello University.
 Green, L.A. (1993) Drug Nuisance Abatement, Offender Movement Patterns, and Implications for Spatial Displacement Analysis. In: Block, C.R. and Dabdoub, M., Eds., Workshop on Crime Analysis through Computer Mapping Proceedings, Illinois Criminal Justice Information Authority, Chicago, 21-32.
 Cohen, J., Gorr, W.L. and Olligschlaeger, A.M. (1993) Modeling Street-Level Illicit Drug Markets. Working Paper #93-64, H. John Heinz III School of Public Policy and Management, Carnegie Mellon University, Pittsburgh.
 Coker, R.O. (2004) Geospatial Information System Application to Security Situation Analysis for Efficient Policing: A Case Study of Mushin Local Government Area in Lagos State. Unpublished PGD Project, RECTAS, OAU Campus, Ile-Ife.
 Frisbie, D.W., Fishbine, G., Huntz, R., Joelson, M. and Nutter, J.B. (1977) Crime in Minneapolis: Proposals for Prevention. Community Crime Prevention Project, Governor’s Commission on Crime Prevention and Control, St Paul.
 Kufoniyi, O. (1995) Spatial Coincidence Modeling Automated Database Updating and Data Consistency in Vector GIS. ITC Publication Number 28 and PhD Thesis, Department of GIS and Remote Sensing, Wageningen Agricultural University, Netherlands, 206.
 Kelvin, L., Li, J., Chan, S.C.-F. and Ng, V.T.Y. (2009) An Application of the Dynamic Pattern Analysis Framework to the Analysis of Spatial-Temporal Crime Relationships. Journal of Universal Computer Science, 15, 1852-1870.