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UNO-Sicherheitsrat : Aufgaben und Möglichkeiten
Wünsche, Harry, (1981)
Collective security and the United Nations : a definition of the UN security system
Naidu, Mumilla V., (1975)
The United Nations consensus definition of aggression : sieve or substance
Ferencz, Benjamin B., (1975)
An atlas os world affairs
Boyd, Andrew Kirk Henry, (1970)