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Kolb von Petersberg, Robert (2007). The Eternal Problem of Collective Security: From the League of Nations to the United Nations. Refugee survey quarterly, 26(4), pp. 220-225. Oxford University Press 10.1093/rsq/hdi0282
Kolb von Petersberg, Robert (2006). Principles as Sources of International Law (with Special Reference to Good Faith). Netherlands international law review, 53(01), pp. 1-36. Springer International Publishing 10.1017/S0165070X06000015
