международно-правовой документ(the Islamic Republic of Iran is fully committed to its international undertakings and believes that this international instrument is the cornerstone of nuclear disarmament and non-proliferationgrafleonov)
договорно-правовая база(англ. термин взят из книги: International litigation: defending and suing foreign parties in U.S. federal courts / Ed. by David J. Levy Alex_Odeychuk)