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Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1993 , # 22 p. 2761 - 2772
Aitken, R. Alan; Horsburg, Caroline E. R.; McCreadie, J. Graeme; Seth, Shirley
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1994 , # 13 p. 1727 - 1732