It is, moreover, a universal substantive principle, since the implications of universal principles are themselves universal. (religion-online.org)
Several groups of nations wanted prior substantive principles to be cast into the mandates. (belfercenter.org)
The central idea of Principled Monism is that there is a scheme of substantive principles of justice, and that it is this scheme rather than necessarily a formal hierarchy of sources which holds the multitude of institutional sources of national and international law together (p. 325). (europeanlawblog.eu)