1. Dukhin, S.S., Estrela-L’opis, V.R., and Zhalkovsky, E.K., Elektropoverkhnostnye yavleniya i elektrofil’trovanie (Electric Surface Phenomena and Electrofiltration) Kiev: Nauk. Dumka, 1985.
2. Zekel’, R.M., Nedosekin, A.G., Morozov, A.F., and Makarenko, V.K., The Importance of Bubble Size in Electroflotation of Hydrated Tailings of Heavy Metals without Collecting Agents, Fiz.-Khim. Met. Povysh. Effekt. Prots. Pererab. Min. Syr., 1973, pp. 92–96.
3. Nazarova, G.N., Kostina, L.V., and Ponurova, N.V., To the Problem of the Mechanism of the Interaction of Metal-Containing Deposits with Gas Bubbles at Electroflotation, Physicochemical methods of Improving the Efficiency of Processes of Refining Mineral Raw Materials, 1973.
4. Mishurina, O.A., Electric Flotation Extraction of Manganese from Mine Process Water, Nosov’s MSTU Bulletin, 2009, no. 3 (27), pp. 72–74.
5. Melik-Gaikazyan, V.I., Abramov, A.A., Rubinshtein, Yu.B., Emel’yanova, N.P., and Yushina, T.I., Metody issledovaniya flotatsionnogo protsessa (Research Methods of Flotation Process) Moscow: Nedra, 1990.