Matakova, R. and Badavamova, G. 2012. Trace electrochemical analysis of Europium, Ytterbium, and Cerium at their joint presence in solution. Chemical Bulletin of Kazakh National University. 65, 1 (Mar. 2012), 127-132. DOI:https://doi.org/https://doi.org/10.15328/chemb_2012_1127-132.