Note verbale dated 25 April 2000 from the Permanent Mission of Portugal to the United Nations addressed to the Secretariat of the 2000 Review Conference of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons Treaty on the Non-Proliferation of Nuclear Weapons - Sixth Review Conference (2000) European Union Working papers 2000-04-23 NPT/CONF.2000/19 EN
