Kozhushko, B. N.; Paliichuk, Yu. A.; Bogel'fer, L. Ya.; Shokol, V. A.
J. Gen. Chem. USSR (Engl. Transl.), 1980 , vol. 50, # 6 p. 1273 - 1288,1029 - 1041
Harger, Martin J. P.; Sreedharan-Menon, Ramesh
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1994 , # 22 p. 3261 - 3268