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Documents:
ILC (2014), Second Report on Identification of Customary International Law, by Sir Michael Wood, Special Rapporteur, UN Doc A/CN.4/672.
ILC (2015), Third Report on Identification of Customary International Law, by Sir Michael Wood, Special Rapporteur, UN Doc A/CN.4/682, ILCYB.
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The General Assembly (2018), UN Doc Res 73/203. See also UN Doc A/CN.4/672