Postnova; Koshel'; Lebedeva; Kuznetsova
Russian Journal of Organic Chemistry, 2003 , vol. 39, # 10 p. 1415 - 1417

Kozlikovskii, Ya. B.; Koshchii, V. A.; Butov, S. A.; Ovsiyuk, T. F.
Journal of Organic Chemistry USSR (English Translation), 1988 , vol. 24, p. 746 - 749
Zhurnal Organicheskoi Khimii, 1988 , vol. 24, # 4 p. 827 - 830