Русско-англо-русский юридический словарь

The protection of archives and documents and the insurance of free communication are essential for the effective functioning of embassies and consular posts. As such, the inviolability of archives and documents has since long been accepted as a rule of customary international law. (The Oxford Handbook of Modern Diplomacy edited by Andrew F. Cooper, Jorge Heine, Ramesh Thakur)

An unallocated bullion account is a bank account opened not in a currency but in a bullion. As a rule, unallocated bullion accounts (UBAs) are opened in gold, silver, platinum or palladium, and display the amount of bullions belonging to the account holder in grams without individual signs – samples, forms, number of bullions, etc. (BML Markets)