1. Boyle A (2021) Soft law. In: Rajamani L, Peel J (eds) The Oxford handbook of international environmental law. Oxford University Press, Oxford, pp 420–436
2. Brunnée J (2008) Common areas, common heritage and common concern. In: Bodansky D, Brunnée J, Hey E (eds) The Oxford handbook of international environmental law. Oxford University Press, Oxford, pp 550–573
3. Cabernard L, Pfister S (2021) A highly resolved MRIO database for analysing environmental footprints and green economy progress. Sci Total Environ 775(1):1–14
4. Charnovitz S (2002) The law of environmental PPMs in the WTO: debunking the myth of illegality. Yale J Int Law 27:59–110
5. Cooreman B (2021) Article XX, MEAs and extraterritoriality. In: Delimatsis P, Reins L (eds) Trade and environmental law. Elgar, Cheltenham, pp 210–219