1. Flora of the USSR [in Russian], Moscow-Leningrad, 1961, Vol. 26, p. 150.
2. Flora of Uzbekistan [in Russian], Tashkent, 1962, Vol. 6, p. 123.
3. Plant Resources [in Russian], Nauka, St. Petersburg, 1993, Vol. 7, p. 145.
4. M. Kates, Techniques of Lipidology: Isolation, Analysis, and Identification of Lipids, Elsevier, New York, 1972.
5. E. J. Weber, J. Am. Oil Chem. Soc., 47, 340 (1970).