GOROVICH, O., and A. ORAZBAEV. “TIME SPECIFICATION OF VOLUME ELECTROSTATIC CHARGE RELAXATION BROUGHT IN TANKS WITH DIELECTRIC HYDROCARBONIC LIQUID”. Vestnik of Polotsk State University. Part C. Fundamental Sciences, no. 4, Mar. 2015, pp. 66-70, https://journals.psu.by/fundamental/article/view/5587.