31 G.L. Foresti G. Giacinto F. Roli 2003 Detecting Dangerous Behaviors of Mobile Objects in Parking Areas G.L. Foresti, C. Regazzoni, and P. Varshney Multisensor Surveillance Systems: The Fusion Perspective Kluwer Academic Publishers 199-211 http://www.wkap.nl/prod/b/1-4020-7492-1