Clive, Derrick L. J.; Chittattu, Gim J.; Farina, Vittorio; Kiel, William A.; Menchen, Steven M.; et al.
Journal of the American Chemical Society, 1980 , vol. 102, # 13 p. 4438 - 4447
Plakhotnik, V. M.; Kovtun, V. Yu.; Krasutskii, P. A.; Novikova, M. I.; Prokhorov, A. B.; et al.
Journal of Organic Chemistry USSR (English Translation), 1981 , p. 1287 - 1290
Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 7 p. 1447 - 1450