"Reasoned Proposal to the Central Committee of the League for Peace and Freedom" also known as "Federalism, Socialism, Anti-Theologism" by Mikhail Bakunin, September 1867.
Victor Frederick Weisskopf, V. Stefan (1998). “Physics and Society: Essays in Honor of Victor Frederick Weisskopf by the International Community of Physicists”, p.74, Springer Science & Business Media