Jones, Graham B.; Moody, Christopher J.; Padwa, Albert; Kassir, Jamal M.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1991 , # 7 p. 1721 - 1727
Golovnya,R.V. et al.
Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1978 , vol. 27, p. 2266 - 2270
Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1978 , vol. 27, # 11 p. 2539 - 2543