1. Friedrich Kratochwil, “How Do Norms Matter?” in Michael Byers (ed.), The Role of Law in International Politics, Oxford, Oxford University Press, 2000, p. 60.
2. See Andrew Moravsik, “Taking Preferences Seriously: Liberal Theory of International Politics,” International Organization, Fall 1997.
3. Kenneth Waltz, “Reflections on Theory of International Politics: A Response to My Critics,” in Robert Keohane (ed), Neorealism and Its Critics, New York, Columbia University Press, 1986, p. 331.
4. Carl Schmitt, Le nomos de la Terre, Paris, PUF, 1998, p. 35.
5. Immanuel Kant, Perpetual Peace and Other Essays on Politics, History and Morals, Indianapolis, Hackett Publishing Inc., 1983 (new edition).