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. "The gradual development and codification of international law by the United Nations", Legal Research Quarterly, 1, 18, 1997, 269–286.

. (1997). 'The gradual development and codification of international law by the United Nations', Legal Research Quarterly, 1(18), pp. 269–286.

, "The gradual development and codification of international law by the United Nations." Legal Research Quarterly, 1 18 (1997): 269–286,

. The gradual development and codification of international law by the United Nations. Leg Res Q. 1997;1(18):269–286 (In Persian).