Kaberdin, R. V.; Nikolaeva, E. E.; Potkin, V. I.; Ol'dekop, Yu. A.
Journal of Organic Chemistry USSR (English Translation), 1985 , vol. 21, # 3 p. 448 - 451
Zhurnal Organicheskoi Khimii, 1985 , vol. 21, # 3 p. 494 - 498