Z. HUANG*, X. GUO WANG, and J. CHANG, “Solid Phase Extraction and Spectrophotometric Determination of Palladium Using 2-Methyl-5-(4-carboxylphenylazo)-8-hydroxyquinoline as a Chromogenic Reagent”, ajc, vol. 22, no. 1, pp. 365–372, Jan. 2024.