Articles are wrong... But close enough. https://ghum.kuleuven.be/ggs/events/2013/springlectures2013/documents-1/lecture-5-nuremberg-charter.pdf > Article 19 > The Tribunal shall not be bound by technical rules of evidence. It shall adopt and apply to the greatest possible extent expeditious and non-technical procedure, and shall admit any evidence which it deems to have probative value.Article 20The Tribunal may require to be informed of the nature of any evidence before it is offered so that it may rule upon the relevance thereof.Article 21The Tribunal shall not require proof of facts of common knowledge but shall take judicial notice thereof. It shall also take judicial notice of official governmental documents and reports of the United Nations, including the acts and documents of the committees set up in the various Allied countries for the investigation of war crimes and the records and findings of military or other Tribunals of any of the United Nations > Article 20 > The Tribunal may require to be informed of the nature of any evidence before it is offered so that it may rule upon the relevance thereof. > Article 21 > The Tribunal shall not require proof of facts of common knowledge but shall take judicial notice thereof. It shall also take judicial notice of official governmental documents and reports of the United Nations, including the acts and documents of the committees set up in the various Allied countries for the investigation of war crimes and the records and findings of military or other Tribunals of any of the United Nations