Bychkova, T. I.; Vasil'eva, M. A.; Krivdin, L. B.; Kalabina, A. V.
Journal of Organic Chemistry USSR (English Translation), 1984 , p. 1927 - 1929
Zhurnal Organicheskoi Khimii, 1984 , vol. 20, # 10 p. 2114 - 2118