1. Varshal, G.M., T.K Velyukhanova, I.Ya. Koshcheyeva et al. 1988. Complexation of nobles metals with fulvic acids of natural waters and geochemical role of these processes. Pp. 112-146 in: Analiticheskaya khimiya redkikh elementov. Sbornik nauchnykh trudov. (Analytical chemistry of rare elements. Collection of scientific papers.) Moscow, Nauka Press. [Rus.]
2. Peculiarities of migration and transformation of nutrients and metal compounds in the water of the Lybid River (Kyiv);Zhezherya V.A.;Naukovi Pratsi UkrNDGMI,2014
3. Content of metals and forms of their occurrence in the lakes of the Opechen system (Kyiv);Zhezherya V.A.;Naukovi Pratsi UkrNDGMI,2016
4. Intskirveli, L.N. 1975. Issledovaniye i opredeleniye form zheleza v prirodnykh vodakh. (Study and determination of the forms of iron in natural waters.) Author's abstract of PhD Thesis. Moscow. 31 pp. [Rus.]