paragraph 284 in volume 3, chapter 18, The Representation of the Parties
Witnesses may be presented by the parties, or may be called at the instance of the Court. This is regulated by Statute, Articles 48, 51, and Rules, Articles 49, 54.
Witnesses called by one or other of the parties have testified before the Court or a Chamber in the following contentious cases: Corfu Channel, Temple of Preah Vihear, South West Africa, Continental Shelf (Tunisia/Libya), Gulf of Maine, Continental Shelf (Libya/Malta), Military and Paramilitary Activities in and against Nicaragua (M…