Letters dated 31 October 1973 from the Permanent Representatives of Colombia and Romania to the United Nations addressed to the Secretary-General (Implementation of the Declaration on the Strengthening of International Security) General Assembly First Committee Twenty-eighth session (1973) Multiple States Correspondence 1973-10-30 A/C.1/1040 EN
Letters dated 7 November 1973 from the Permanent Representatives of Costa Rica and Romania to the United Nations addressed to the Secretary-General (Implementation of the Declaration on the Strengthening of International Security) General Assembly First Committee Twenty-eighth session (1973) Multiple States Correspondence 1973-11-06 A/C.1/1041 EN
