Volkova, O. O.; Cherkaev, G. V.; Novikov, N. A.; Erman, M. B.; Aul'chenko, I. S.; Mochalin, V. B.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, p. 119 - 126
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 1 p. 135 - 142

Wolff,S.; Barany,F.; Agosta,W.C.
Journal of the American Chemical Society, 1980 , vol. 102, p. 2378

Volkova, O. O.; Cherkaev, G. V.; Novikov, N. A.; Erman, M. B.; Aul'chenko, I. S.; Mochalin, V. B.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, p. 119 - 126
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 1 p. 135 - 142

Wolff,S.; Barany,F.; Agosta,W.C.
Journal of the American Chemical Society, 1980 , vol. 102, p. 2378