1. V. G. Dubonos, I. V. Ovchinnikov, N. N. Makhova, L. I. Khmel’nitskii, Mendeleev Commun., 2002, 12, 120.
2. I. V. Ovchinnikov, A. O. Finogenov, M. A. Epishina, A. S. Kulikov, Yu. A. Strelenko, N. N. Makhova, Izv. Akad. Nauk, Ser. Khim., 2009, 2072 [Russ. Chem. Bull., Int. Ed., 2009, 58, 2137].
3. M. Kamlet, D. Glover, Tetrahedron Lett., 1960, 17
4. M. Kamlet, D. Glover, J. Org. Chem., 1962, 27, 537.
5. L. Hammett, Physical Organic Chemistry: Reaction Rates, Equilibria, and Mechanisms, McGraw-Hill, New York, 1970, 420 pp.