参考文献

Alvarez-Ibarra, Carlos; Lopez-Ranz, Maria M.; Lopez-Sanchez, Maria I.; Orellana, Guillermo; Ortiz, Paloma; Quiroga, Maria L. Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1989 , p. 1577 - 1584