1. G. E. Pronchenko, Medicinal Plant Drugs [in Russian], A. P. Arzamastsev and I. A. Samylina (eds.), GEOTAR-MED, Moscow, 2002.
2. M. D. Mashkovskii, Drugs. Aide for Physicians [in Russian], Vol. 2, 14th Ed., Novaya Volna, Moscow, 2000.
3. V. A. Baraboi, Plant Phenols and Human Health [in Russian], Nauka, Moscow, 1984.
4. E. A. Zueva, Handbook of Bioadditives [in Russian], Feniks, Rostov-on-Don, 2003.
5. E. E. Nifant′ev, M. P. Koroteev, G. Z. Kaziev, and I. S. Zakharova, Zh. Obshch. Khim., 73, 11 (2003).