A. Bokwa, Föhn, and P.T Bobrowsky. "
In Encyclopedia of Natural Hazards .", 346. Dordrecht, The Netherlands: Springer, 2013.
In the Interest of the Netherlands. The Netherlands’ Ministry of Defence, 2013.
Treffers, Stefan R.. "
Increased Globalization of Crime." In
Crime Classification Manual : A Standard System for Investigating and Classifying Violent Crimes, 431-470. John Wiley & Sons, 2013.