00355nas a2200109   4500000000100000000000100001008004100002100002000043245016300063300001200226490000700238       2011                            d1 aMiroslav Mareš00aTerrorism-Free Zone in East Central Europe? Strategic Environment, Risk Tendencies, and Causes of Limited Terrorist Activities in the Visegrad Group Countries  a233-2530 v23