Journal of the American Chemical Society, , vol. 76, p. 1264,1266

Teitel'baum, A. B.; Kurguzova, A. M.; Kudryavtseva, L. A.; Bel'skii, V. E.; Ivanov, B. E.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1981 , vol. 30, # 3 p. 377 - 381
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1981 , # 3 p. 531 - 536