1. Bazarnova, N.T., Tokareva, I.V., and Galochkin, A.I., Abstracts of Papers, III Vserossiiskoe soveschanie “Lesokhimiya i organicheskii sintez” (III All-Russian Meet. “Dendrochemistry and Organic Synthesis”), Syktyvkar, September 28–October 2, 1998, p. 55.
2. Emets, L.V., Levit, R.M., Strukova, I.M., et al., Khim. Volokna, 1996, no. 6, pp. 20–22.
3. Yusupova, L.D., Bochek, A.M., and Petropavlovskii, G.A., Zh. Prikl. Khim., 1994, vol. 67, no.7, pp. 1187–1191.
4. Bochek, A.M., Yusupova, A.M., Zabivalova, N.M., et al., Zh. Prikl. Khim., 2002, vol. 75, no.7, pp. 659–663.
5. Nikitin, N.I., Khimiya drevesiny i tsellyulozy (Chemistry of Wood and Cellulose), Moscow: Akad. Nauk SSSR, 1962.