Kovalenko, V., and V. Kotok. “Study of the Influence of the Template Concentration under Homogeneous Precepitation on the Properties of Ni(OH)2 for Supercapacitors”. Eastern-European Journal of Enterprise Technologies, vol. 4, no. 6 (88), Aug. 2017, pp. 17-22, doi:10.15587/1729-4061.2017.106813.