Schill, Stephan Max Planck Institute for Comparative Public Law and International Law, Max Planck Society;
https://opil.ouplaw.com/view/10.1093/law:epil/9780199231690/law-9780199231690-e1534?rskey=qYftR6&result=1&prd=MPIL (Publisher version)
Schill, S. (2012). Lex mercatoria. In Max Planck Encyclopedia of Public International Law, Bd. 6 (pp. 823-830). Oxford: Oxford University Press.