NATO Advanced Research Workshop on Environmental Security and Public Safety - Problems and Needs in Conversion Policy and Research after 15 Years of Conversion in Central & Eastern Europe (2005 : Cottbus, Germany) Spyra, Wolfgang. Katzsch, Michael. North Atlantic Treaty Organization.

NATO Advanced Research Workshop on Strategies to Enhance Environmental Security in Transition Countries (2006 : Sibiu, Romania) Hull, Ruth N. Barbu, Constantin-Horia Goncharova, Nadezhda. North Atlantic Treaty Organization.