1. Young, D. M.,A. D. Crowell, Physical Adsorption of Gases (London 1962).
2. Ross, S.,J. P. Olivier, On Physical Adsorption (New York 1964).
3. Gregg, S. J., K. S. W. Sing, Adsorption, Surface Area and Porosity (London 1967).
4. Steele, W. A., The Interaction of Gases with Solid Surfaces, The International Encyclopedia of Physical Chemistry and Chemical Physics (Oxford 1974).
5. House, W. A., M. J. Jaycock, Proc. Royal Soc. A.348, 317 (1976).