1. A. Ia. Valendo, U. D. Norikov, Izv. Akad. Nauk S.S.S.R., Ser. Khim.2, 275 (1969).
2. P. P. Ruban, A. N. Karol, Zavod. Lab.37, 772 (1971).
3. R. Ludskanova, M. Pankova, Chromatographia7, 620 (1974).
4. B. L. Karger, W. D. Cooke, in: Advances in Chromatography vol. 1,J. C. Giddings, R. A. Keller (Editors), M. Dekker, Inc., New York 1965, pp 309–334.
5. W. D. McReynold, J. Chromatogr. Sci.8, 685 (1970).