1. P. Valenzuela, A. L. Myers, “Adsorption equilibrium data handbook”, Prentice Hall, New Jersey, 1989; p. 261.
2. J. J. Kippling, “Adsorption from solutions of non-electrolytes”, Academic Press, London, 1965; p. 23.
3. G. D. Parfitt, C. H. Rochester, “Adsorption from solution at the solid/liquid interface, Academic Press, London, 1983; p 20.
4. N. A. El'tekova, Yu. A. El'tekov, Zh. Fiz. Khim.60, 2272 (1986).
5. N. A. El'tekova, D. Berek, I. Novak, Zh. Fiz. Khim.63, 2675 (1989).