1. Zakaria, Fareed 1995, Realism and Domestic Politics: A Review Essay, in Michael E. Brown, Sean M. Lynn-Jones, and Steven E. Miller (eds.), The Perils of Anarchy. Contemporary Realism and International Security, Cambridge, MA: MIT Press, pp. 462–83
2. North Atlantic Treaty Organization Transformed: The Significance of the Rome Summit;Wörner;North Atlantic Treaty Organization Review,1991
3. Stuart, Douglas T. 1996, Symbol and (Very Little) Substance in the United States Debate over North Atlantic Treaty Organization Enlargement, in Haglund (ed.), pp. 117–45
4. North Atlantic Treaty Organization Enlargement and the Indivisibility of Security in Europe: A View from Lithuania;Stankevicius;North Atlantic Treaty Organization Review,1996
5. Waltz, Kenneth N. 2001, NATO Expansion: A Realist's View, in Robert W. Rauchhaus (ed.), Explaining North Atlantic Treaty Organization Enlargement, London: Frank Cass, pp. 23–38