Fleming, Ian; Waterson, David
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 8 p. 1809 - 1813
Ager, David J.; Fleming, Ian; Patel, Shailesh K.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1981 , p. 2520 - 2526