1. T. Nogradi,Medicinal Chemistry. Biochemical Approaches, Oxford Univ. Press, Oxford, 1988, 481 p.
2. E. L. Eliel and S. H. Wilen,Steriochemistry of Organic Compounds, J. Wiley and Sons Inc., New York, 1994, 1267 p.
3. Conformational Analysis of Cyclohexenes, Cyclohexadienes, and Related Hydrocarbons, Ed. P. W. Rabidean, VCH, New York, 1989, 248 p.
4. V. D. Orlov, Z. Kaluski, E. Figac, K. A. Potekhin, and O. V. Shishkin,Zh. Strukt. Khim., 1996,37, 591 [J. Struct. Chem., 1996,37 (Engl. Transl.)].
5. M. P. Hartshorn, K. H. Sutton, and J. Vaughan,Aust. J. Chem., 1983,36, 2339.