paragraph 356 in volume 3, chapter 26, Intervention by Third States
Of the two provisions in the Statute, Article 63 is the classic approach to the relativity of the res judicata. It is taken from Article 84 of the Hague Convention No. I of 1907, itself a revised version of Article 56 of the original Hague Convention No. I of 1899.1 In both those texts their close relationship with what is now Article 59 is emphasized by the fact that the first sentence of each provision states that the award is binding only on the parties, and then goes…