paragraph 358 in volume 3, chapter 26, Intervention by Third States
There is broad agreement that both provisions are full of what Article 32 of the Vienna Convention on the Law of Treaties of 19691 would regard as obscurities or ambiguities. These leave a wide measure of discretion to the Court over and beyond the statutory discretion for which Article 62 makes explicit provision. Among the central issues regarding Article 62 being debated and which are probably not given to a generalized and conclusive answer, are the meanings of expressions such as interest of a leg…