1. Chemia Analityczna 2001, v46, #2, pp.239-248
Selective Extraction-Spectrophotometric Determination of Microamounts of Palladium in Catalysts
Francisco Salinas, Anunciacion Espinosa-Mansilla, Leticia Lopez-Martinez and Pedro Luis Lopez-de-Alba
2. Chemia Analityczna 2001, v46, #4, pp.547-567
Derivative Spectrophotometric Methods for the Determination of Rhodium, Palladium and Platinum in Mixtures
Maria Balcerzak, Dorota Bystronska and Elzbieta Swiecicka
Большое спасибо!