1. Tkachev, V.V., Aldoshin, S.M., Shilov, G.V., Komissarov, V.N., Sayapin, Yu.A., Minkin, and V.I., Izv. Akad. Nauk, Ser. Khim., 2007, p. 267.
2. Sayapin, Yu.A., Zyong, Ngia, Bang, Komissarov, V.N., Dorogan, I.V., Tkachev, V.V., Shilov, G.V., Aldoshin, S.M., and Minkin, V.I., Zh. Org. Khim., 2009, vol. 45, p. 1671.
3. Sayapin, Yu.A., Komissarov, V.N., Duong, N.B., Dorogan, I.V., Minkin, V.I., Tkachev, V.V., Shilov, G.V., Aldoshin, S.M., and Charushin, V.N., Mendeleev Commun., 2008, vol. 18, p. 180.
4. Profatilova, I.A., Sayapin, Yu.A., Bumber, A.A., Askalepova, O.I., Vasilevskii, S.V., and Komissarov, V.N., Vestn. YuNTs, RAN., 2005, 4,(1), 21.
5. Sheldrick, G.M., The SHELX-97 Manual, Gottingen: University of Gottingen, 1997.