1. V. G. Granik, Lekarstva, farmakologicheskii, biokhimicheskii i khimicheskii aspekty [Drugs, Pharmacological, Biochemical, and Chemical Aspects], Vuzovskaya kniga, Moscow, 2001, 408 pp. (in Russian).
2. M. D. Mashkovskii, Lekarstva XX Veka [Drugs of the XX Century], Novaya Volna, Moscow, 1998, 319 pp. (in Russian).
3. M. Kulka and R. H. F. Manske, J. Org. Chem., 1952, 17, 1501.
4. S. Yu. Kukushkin, P. Yu. Ivanov, L. M. Alekseeva, V. I. Levina, K. I. Kobrakov, N. B. Grigor’ev, and V. G. Granik, Izv. Akad. Nauk, Ser. Khim., 2005, 54, 1832 [Russ. Chem. Bull., Int. Ed., 2005, 54, 1887].
5. E. Yu. Gudrinietse and A. D. Yukhnevich, Izv. Akad. Nauk Latv. SSR, Ser. Khim. [Bull. Acad. Sci. Latv. SSR, Div. Chem. Sci.)], 1972, 6, 722 (in Russian).