Ralph, Jason, 2009, "Which cosmopolitanism? whose empire? or why the Schmittian charge of 'liberal imperialism' is only half right," Global Society, vol. 23, no. 3.
Schweizer, Karl W., and Matt J. Schumann, 2008, "The revitalization of diplomatic history: renewed reflections," Diplomacy & Statecraft, vol. 19, no. 2,