Zherdeva, S. Yu.; Zheltov, A. Ya.; Kozik, T. A.; Stepanov, B. I.
Journal of Organic Chemistry USSR (English Translation), 1980 , vol. 16, p. 379 - 383
Zhurnal Organicheskoi Khimii, 1980 , vol. 16, # 2 p. 425 - 429