Соответствующая норма
German Democratic Republic
Practice Relating to Rule 161. International Cooperation in Criminal Proceedings
In 1981, during a debate in the Sixth Committee of the UN General Assembly in relation to the 1954 ILC Draft Code of Offences against the Peace and Security of Mankind, the German Democratic Republic stated that “it was necessary to establish a universal duty to prosecute offences, which included the obligation of States to co-operate in combating international offences”. 
German Democratic Republic, Statement before the Sixth Committee of the UN General Assembly, UN Doc. A/C.6/36/SR.60, 26 November 1981, § 26.