Martynov, A.V.; Mirskova, A. N.; Vitkovskii, V. Yu.; Voronkov, M. G.
Journal of Organic Chemistry USSR (English Translation), 1985 , vol. 21, p. 631 - 634
Zhurnal Organicheskoi Khimii, 1985 , vol. 21, # 4 p. 698 - 701