1. Casimir, H.B.G.: On the attraction between two perfectly conducting plates. Proc. K. Ned. Akad. Wet. 51, 793 (1948)
2. Lifshitz, E.M.: The theory of molecular attractive forces between solids. Sov. Phys. JETP 2, 73 (1956)
3. London, F.: Theory and system of molecular forces. Z. Phys. 63, 245 (1930)
4. See, for instance, V. A. Parsegian, Van der Waals Forces: A Handbook for Biologists, Chemists, Engineers, and Physicists (Cambridge University Press, N. Y., 2006).
5. Verwey, E.J.W., Overbeek, J.T.G.: Theory of the Stability of Lyophobic Colloids. Elsevier, Amsterdam (1948)