TY - BOOK AU - Hartmann, Jacques AU - Khaliq, Urfan TI - Achievements of international law: essays in honour of Robin Churchill SN - 9781509917372 U1 - 341 PY - 2021/// CY - Oxford PB - Bloomsbury KW - Jus cogens (International law) KW - International criminal law KW - Environmental law, International KW - International law KW - Law of the sea ER -