Vasil'eva, E. V.; Auvinen, E. M.; Favorskaya, I. A.
Journal of Organic Chemistry USSR (English Translation), 1983 , vol. 19, p. 1266 - 1268
Zhurnal Organicheskoi Khimii, 1983 , vol. 19, # 7 p. 1411 - 1414

Vasil'eva, E. V.; Auvinen, E. M.; Favorskaya, I. A.
Journal of Organic Chemistry USSR (English Translation), 1984 , p. 866 - 870
Zhurnal Organicheskoi Khimii, 1984 , vol. 20, # 5 p. 951 - 956