Krasovitskii, B. M.; Shershukov, V. M.; Volkov, V. L.; Afanasiadi, L. Sh.
Journal of Organic Chemistry USSR (English Translation), 1983 , p. 2154 - 2155
Zhurnal Organicheskoi Khimii, 1983 , vol. 19, # 11 p. 2459 - 2461