Shabarov, Yu. S.; Veselovskaya, S. V.; Saginova, L. G.
Journal of Organic Chemistry USSR (English Translation), 1985 , vol. 21, # 3 p. 481 - 484
Zhurnal Organicheskoi Khimii, 1985 , vol. 21, # 3 p. 531 - 535