1. Kulaeva, O.N., Tsytokininy, ikh struktura i funktsiya (Cytokinins: Their Structure and Functions), Moscow: Nauka, 1973.
2. Dorffling, K., Das Hormonsystem der Pflanzen, Stuttgart: Thieme, 1982.
3. Kefeli, V.I., Kof, E.M., Vlasov, P.V., and Kislin, E.N., Prirodnyi ingibitor rosta — abstsizovaya kislota (Abscisic Acid: A Natural Growth Inhibitor), Moscow: Nauka, 1989.
4. Weiler, E.W., An Enzyme-Immunoassay of (+)-Abscisic Acid, Physiol. Plant., 1984, vol. 54, pp. 510–518.
5. Kataeva, N.V., Aleksandrova, I.G., Karyagina, T.B., and Mashkova, A.Kh., Possibilities of Phytohormone Immunoassay in Shoots Cultured In Vitro, Fiziol. Rast. (Moscow), 1990, vol. 37, pp. 613–621 (Sov. Plant Physiol., Engl. Transl.).