Cadogan, J. I. G.; Husband, James B.; McNab, Hamish
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 7 p. 1449 - 1453
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Khimiya Geterotsiklicheskikh Soedinenii, 1972 , vol. 8, # 1 p. 10 - 11
Cadogan, J. I. G.; Husband, James B.; McNab, Hamish
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 7 p. 1449 - 1453