1. K. A. Andrianov, Organosilicon Compounds [in Russian], Moscow (1955).
2. V. Bazhant, V. Khvalovski, and M. Ratouski, Silicons [in Russian], Moscow (1960).
3. P. S. Zasypkina, O. P. Belozerova, et al., Med. Prom. SSSR, No. 2, 27 (1959).
4. A. M. Shwartz and G. Perry, Surface Active Substances [Russian translation], Moscow (1953).
5. A. V. Gorodetskaya, Antibiotics, Collection of Abstracts [in Russian], No. 3, (1956), p. 22.