Bamfield, Peter; Greenwood, David; Lotey, Harvinder; Stirling, Charles J. M.
Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1988 , p. 691 - 696
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 35, # 11 p. 2375 - 2378
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 11 p. 2590 - 2593