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by Perez, Carlos E.
by Chao, K.S. Clifford; Perez, Carlos A.; Wang, Tony J. C.
by Perez, Juan Carlos Irigoyen
by Chanillo, Sagun; Franchi, Bruno; Lu, Guozhen; et al.
by Perez, Frank G.; Ortega, Carlos F.
by Perez, Carlos Anthony
by Galdo, Benito Perez; Fernandez, Carlos
by Ortega, Jose Pino; Sorbas, Carlos Padilla; Segura, Isabel Perez; et al.