Frankel, Edwin N.; Garwood, Robert F.; Khambay, Bhupinder P. S.; Moss, Gerard P.; Weedon, Basil C. L.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 10 p. 2233 - 2240

Frankel, Edwin N.; Garwood, Robert F.; Khambay, Bhupinder P. S.; Moss, Gerard P.; Weedon, Basil C. L.
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 10 p. 2233 - 2240

Nichols; Schipper
Journal of the American Chemical Society, 1958 , vol. 80, p. 5711