1. Voshkin, A.A., Belova, V.V., and Khol’kin, A.I., Extraction of iron(III) by binary extractants based on quaternary ammonium bases and organic acids, Russ. J. Inorg. Chem., 2003, vol. 48, no. 4, pp. 608–613.
2. Belova, V.V., Voshkin, A.A., Egorova, N.S., and Khol’kin, A.I., Extraction of rare earth metals from nitrate solutions with a binary extractant based on Cyanex 272, Russ. J. Inorg. Chem., 2010, vol. 55, no. 4, pp. 629–633.
https://doi.org/10.1134/S0036023610040224
3. Egorova, N.S., Belova, V.V., Voshkin, A.A., Zhilov, V.I., and Khol’kin, A.I., Extraction of lanthanide chlorides by binary extractants based on phosphinic acid derivatives, Russ. J. Inorg. Chem., 2005, vol. 50, no. 11, pp. 1781–1784.
4. Królikowski, M., Królikowska, M., and Wiśniewski, C., Separation of aliphatic from aromatic hydrocarbons and sulphur compounds from fuel based on measurements of activity coefficients at infinite dilution for organic solutes and water in the ionic liquid N,N-diethyl-N-methyl-N-(2-methoxy-ethyl)ammonium bis(trifluoromethylsulfonyl)imide, J. Chem. Thermodyn., 2016, vol. 103, pp. 115–124.
https://doi.org/10.1016/j.jct.2016.07.017
5. Belova, V.V., Kulichenkov, S.A., Voshkin, A.A., Khol’kin, A.I., Kuvaeva, Z.I., and Soldatov, V.S., Extraction of mineral acids with methyltrioctylammonium dinonylnaphthalenesulfonate, Russ. J. Inorg. Chem., 2007, vol. 52, no. 3, pp. 460–464.
https://doi.org/10.1134/S003602360703028X