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2. A. H. Wilson: Thermodynamics and Statistical Mechanics ( Cambridge University Press, Cambridge 1957 )
3. J. W. Thompson (Lord Kelvin): Encyclopedia Brittanica, 9th edition (1878)
4. D. S. L. Cardwell: From Watt to Clausius ( Cornell University Press, Ithaca 1971 )
5. P. Fong: “Second Thoughts on the Second Law of Thermodynamics, Its Past, Present and Future”, in A Critical Review of Thermodynamics (Mono Book Company, 1970) p. 407