1. L. Boltzmann, Vorlesungen Über Gastheorie, I Teil, Leipzig, Germany, R. Barth, 1896.
2. H. Callen, Thermodynamics: An Introduction to the Physical Theories of Equilibrium Thermostatics and Irreversible Thermodynamics, New York, Wiley, 1960.
3. J. W. Gibbs, Collected Works, New York, NY, USA, Longmans Green and Co., 1984.
4. I. Prigogine, Introduction to Thermodynamics of Irreversible Processes, New York, NY, USA, John Wiley and Sons, 1955.
5. S. R. de Groot and P. Mazur, Non-Equilibrium Thermodynamics, New York, NY, USA, Dover, 1964.