1. Baschang, G., Tetrahedron, 1989, vol. 45, pp. 6331–6360.
2. Kusumoto, S., Inage, M., Shiba, T., Azuma, I., and Yamamura, Y., Tetrahedron Lett., 1978, no. 49, pp. 4899–4902.
3. Kur’yanov, V.O., Zemlyakov, A.E., and Chirva, V.Ya., Bioorg. Khim., 1994, vol. 20, pp. 439–447.
4. Krivorutchenko, Yu.L., Andronovskaja, I.B., Hinkula, J., Krivoshein, Yu.S., Ljungdahl-Stahle, E., Pertel, S.S., Grishkovets, V.I., Zemlyakov, A.E., and Wahren, B., Vaccine, 1997, vol. 15, pp. 1479–1486.
5. Zemlyakov, A.E., Tsikalova, V.N., Tsikalov, V.V., Chirva, V.Ya., Mulik, E.L., and Kaluuzhin, O.V., Bioorg. Khim., 2006, vol. 32, pp. 424–431; Rus. J. Bioorg. Chem., 2006, vol. 32, pp. 382–388.