Mashraqui, Sabir H.; Keehn, Philip M.
Journal of the American Chemical Society, 1982 , vol. 104, # 16 p. 4461 - 4465

Capozzi, Giuseppe; Caristi, Corrado; Gattuso, Mario
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1984 , # 2 p. 255 - 260