1. B. V. Serdyukov, Decorative Herbaceous Plants of the Flora of the Caucasus [in Russian], Tbilisi (1972).
2. G. A. Esvadzhiya, Dokl. Tmiryazevsk. S-Kh. Akad., No. 211, 203 (1975).
3. V. A. Zamureenko, N. A. Klyuev, L. B. Dmitriev, and I. I. Grandberg, Izv. TSKhA, No. 1, 156 (1979).
4. V. A. Zamureenko, Author's Abstract of Candidate's Dissertation, Moscow (1982).
5. E. Stenhagen, S. Abrahamsson, and F. W. McLafferty, Atlas of Mass Spectral Data, Wiley-Interscience, New York, Vols. 1–3 (1969).