1. Flora of the USSR [in Russian], Akad. Nauk SSSR, Moscow-Leningrad, Vol. 24 (1957), p. 102.
2. Flora of Uzbekistan [in Russian], Akad. Nauk UzSSR, Tashkent, Vol. 5 (1955), p. 602.
3. Flora of Kazakhstan [in Russian], Akad. Nauk KazSSR, Alma-Ata, Vol. 8 (1965), p. 276.
4. Abu Ali Ibn Sina (Avicenna), Canon of Medicine (selected extracts [Russian translation]), Fan, Tashkent (1985), p. 667; Book I, Akad. Nauk UzSSR, Tashkent (1954), p. 344; Book II, Akad. Nauk UzSSR, Tashkent (1956), pp. 361, 510, 511; Book III, 1, Akad. Nauk UzSSR, Tashkent (1958), pp. 119, 126, 301, 448; Book III, 2, Akad. Nauk UzSSR, Tashkent (1959), pp. 281, 435, 508, 516; Book IV, Akad. Nauk UzSSR, Tashkent (1960), pp. 47.1, 494, 495, 513, 539, 541, 549, 551.
5. D. Lavie and E. Glotter, Progr. Chem. Org. Nat. Prod.,29, 307 (1971).