20. Decides to include in the provisional agenda of its fifty-sixth session the item entitled "Towards a nuclear-weapon-free world: the need for a new agenda", and to review the implementation of the present resolution at that session.
20. 决定将题为"建立一个无核武器世界：需要一项新议程"的项目列入大会第五十六届会议临时议程，并在该届会议上审查本决议的执行情况。