Nikitin, V. M.; Zavodov, A. V.; Vereshchagin, A. L.; Vereshchagin, L. I.
Journal of Organic Chemistry USSR (English Translation), 1992 , vol. 28, # 11.2 p. 1885 - 1892
Zhurnal Organicheskoi Khimii, 1992 , vol. 28, # 11 p. 2334 - 2343

Nikitin, V. M.; Zavodov, A. V.; Vereshchagin, A. L.; Vereshchagin, L. I.
Journal of Organic Chemistry USSR (English Translation), 1992 , vol. 28, # 11.2 p. 1885 - 1892
Zhurnal Organicheskoi Khimii, 1992 , vol. 28, # 11 p. 2334 - 2343