Chambers, Richard D.; Grievson, Brian; Kelly, Noel M.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1985 , p. 2209 - 2214
Haszeldine, Robert N.; Raynor, Clive M.; Tipping, Anthony E.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1983 , # 11 p. 2801 - 2806