G. E. R. Lloyd (1966) Polarity and Analogy: Two Types of Argumentation in Early Greek Thought, Cambridge University Press. Part One: Polarity. Chapter 2. The analysis of different modes of opposition. 86-171. 内容に鑑みて 'opposition' の訳…

A. John Simmons (1979) Moral Principles and Political Obligations, Princeton University Press. Chap.3. The Consent Tradition. 57-74.