Neumann, Iver B., and Jennifer M. Welsh, 1991, "The Other in European self-definition: an addendum to the literature on international society," Review of International Studies, vol. 17, no. 4.
Stirk, Peter, 2005, "John H. Herz: realism and the fragility of the international order," Review of International Studies, vol. 31, no. 2.
Watson, Adam, 1992, "Diplomacy," in John Baylis and N.J. Rengger eds., Dilemmas of World Politics: International Issues in a Changing World, Oxford: Clarendon Press.