... Research group of Prof. Igor V. Pletnev | ... Research group of Dr. Natalia Shvedene, Laboratory of Electrochemical Methods of Analysis, MSU Chem (ion-selective electrodes, voltammetry) . ... Rzevskaia A.V., Shvedene N.V., Pletnev I.V. Solidified ionic liquid as crystalline sensing element of the bromide selective electrode. ... Shvedene N.V., Belchenko N.N., Starushko N.V., Baulin V.E., and Pletnev, I.V. Liquid membrane electrodes based on aza compounds for the determination of organic aniones. ...