Valderrama, Jaime A.; Araya-Maturana, Ramiro; Zuloaga, Fernando
Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), 1993 , # 10 p. 1103 - 1108
Castro, Christian G.; Santos, Jose G.; Valderrama, Jaime A.
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