by Litvinovskaya, RP, Koval', NV, Khripach, VA, de Grut, A
Published in Russian journal of organic chemistry (01.09.2003)

by Litvinovskaya, R. P., Koval', N. V., Khripach, V. A., de Grut, A.
Published in ChemInform (20.07.2004)