1. Vorob’ev, A.Yu., Andreev, R.V., Borodkin, G.I., Gatilov, Yu.V., and Shubin, V.G., Abstracts of Papers, IX Nauchnaya shkola-konferentsiya po organicheskoi khimii (IXth Scientific School-Conf. on Organic Chemistry), Moscow, 2006, p. 112.
2. Borodkin, G.I., Vorob’ev, A.Yu., Shakirov, M.M., and Shubin, V.G., Tetrahedron Lett., 2009, vol. 50, p. 6779.
3. Borodkin, G.I. and Shubin, V.G., Russ. J. Org. Chem., 2005, vol. 41, p. 473.
4. Sadykov, A.S., Kurbatov, Yu.V., and Zalyalieva, S.V., N-Iminy piridinovykh osnovanii (N-Imines Derived from Pyridine Bases), Tashkent: FAN, 1982.
5. Katritzky, A.R., Ballesteros, P., and Tomas, A.T., J. Chem. Soc., Perkin Trans. 1, 1981, p. 1495.