1. J. W. Gibbs, The Collected Works of J. W. Gibbs: In Two Volumes (Longmans, Green and Co., N.Y., 1928), Vol. 1.
2. V. K. Semenchenko, Surface Phenomena in Metals and Alloys (Moscow, 1957) [in Russian].
3. S. Ono and S. Kondo, Molecular Theory of Surface Tension in Liquids, Handbuch der Physik (Springer, Berlin, 1960).
4. A. I. Rusanov, Phase Equilibria and Surface Phenomena (Khimiya, Leningrad, 1967).
5. A. Adamson, The Physical Chemistry of Surfaces (Wiley, New York, 1976).