Kashin, N. A.; Bumagina, I. G.; Bumagin, N. A.; Beletskaya, I. P.
Journal of Organic Chemistry USSR (English Translation), 1981 , vol. 17, # 1 p. 18 - 24
Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 1 p. 21 - 28

Kashin, N. A.; Bumagina, I. G.; Bumagin, N. A.; Beletskaya, I. P.
Journal of Organic Chemistry USSR (English Translation), 1981 , vol. 17, # 1 p. 18 - 24
Zhurnal Organicheskoi Khimii, 1981 , vol. 17, # 1 p. 21 - 28

Bumagin, N. A.; Kalinovskii, I. O.; Beletskaya, I. P.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1981 , vol. 30, # 10 p. 1993
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1981 , # 10 p. 2413 - 2414

Kobayashi,M. et al.
Bulletin of the Chemical Society of Japan, 1970 , vol. 43, # 4 p. 1131 - 1135

Manda,E.
Bulletin of the Chemical Society of Japan, 1973 , vol. 46, # 7 p. 2160 - 2163

Gull; Turner
Journal of the Chemical Society, 1929 , p. 498

Forrest,J.
Journal of the Chemical Society, 1960 , p. 574 - 580