UNTC

1.	Vienna Convention on the Law of Treaties. Vienna, 23 May 1969	23	1	XXIII	467	Vienna Convention on the Law of Treaties	XXIII-1
2.	Vienna Convention on succession of States in respect of treaties. Vienna, 23 August 1978	23	2	XXIII	468	Vienna Convention on succession of States in respect of treaties	XXIII-2
3.	Vienna Convention on the Law of Treaties between States and International Organizations or between International Organizations. Vienna, 21 March 1986	23	3	XXIII	469	Vienna Convention on the Law of Treaties between States and International Organizations or between International Organizations	XXIII-3